Quantum computing poses a significant threat to Bitcoin and other cryptocurrencies. The core vulnerability lies in the ability of sufficiently advanced quantum computers to efficiently solve the mathematical problems underpinning current cryptographic algorithms, specifically the elliptic curve cryptography (ECC) used to secure Bitcoin private keys.
Two main attack vectors are anticipated:
- Long-range attacks: These target already-compromised or publicly exposed Bitcoin addresses. A quantum computer could retrospectively derive the private keys from publicly available transaction histories, enabling theft of funds. This highlights the critical importance of secure key management practices and avoiding the public exposure of private key information.
- Short-range attacks: A more concerning scenario, these attacks would target *all* existing Bitcoin wallets, regardless of whether their public keys have been previously exposed. The timeframe for this depends heavily on the development of sufficiently powerful quantum computers, but it represents a potential existential threat to Bitcoin’s security.
The timeline for these attacks remains uncertain. While some experts believe robust quantum computers capable of breaking Bitcoin’s cryptography are still years away, others suggest the possibility is closer than commonly understood. This uncertainty creates a significant market risk, potentially impacting Bitcoin’s price volatility and investor confidence. Furthermore, the development of quantum-resistant cryptographic algorithms is underway, and their adoption will be crucial in mitigating this future threat.
Key implications for traders:
- Diversification: Consider diversifying your portfolio beyond Bitcoin to mitigate potential losses from a quantum computing-based attack.
- Security protocols: Employ robust security measures for your Bitcoin wallets, including multi-signature schemes and hardware wallets offering enhanced protection against theft.
- Market monitoring: Stay informed about the advancements in quantum computing and the development of quantum-resistant cryptography. This will help anticipate and manage associated market risks.
What’s the safest device to store your crypto?
The safest way to store crypto is undeniably through self-custody cold storage. This means you control the private keys, not an exchange or third-party service. Hardware wallets, like Ledger and Trezor, offer the best balance of security and usability. They’re essentially hardened, offline computers dedicated solely to crypto management.
Paper wallets, while offering excellent security if properly generated and stored, present usability challenges. They require meticulous handling and are susceptible to physical damage or loss. Consider them a viable option for long-term, low-volume storage only.
However, a 100% cold storage strategy isn’t always practical. Liquidity is key. You need readily accessible funds for trading opportunities and everyday transactions. Therefore, a diversified approach is usually best.
- Strategic Allocation: Divide your holdings. A significant portion in cold storage for long-term holdings, a smaller, carefully managed amount on a reputable, insured exchange for trading and immediate access.
- Multi-Signature Wallets: For ultimate security, consider using multi-signature wallets, requiring multiple approvals for any transaction.
- Regular Security Audits: Regardless of your storage method, regularly audit your security practices. Update firmware on hardware wallets, review your paper wallet storage location, and ensure strong passwords and two-factor authentication (2FA) are enabled wherever possible.
Remember, security is a multifaceted issue. No single solution guarantees perfect protection. Diversification and a proactive approach to security are crucial for protecting your crypto assets.
Don’t forget: The responsibility for securing your crypto rests solely with you. Due diligence and a well-considered strategy are paramount.
Is Ethereum at risk from quantum computing?
Ethereum’s position regarding quantum computing threats is surprisingly strong. While the looming threat of quantum computers cracking cryptographic algorithms is real for many blockchains, Ethereum has proactively engaged with the problem. This isn’t mere lip service; significant resources have been dedicated to researching and developing quantum-resistant cryptography.
Why is Ethereum relatively well-prepared? Unlike some other projects that are simply waiting for a solution, Ethereum is actively involved in evaluating proposals and funding research into post-quantum cryptography (PQC). This forward-thinking approach makes it less vulnerable than many other cryptocurrencies. The focus is on transitioning to algorithms resistant to attacks from quantum computers.
The implications are significant. As quantum computing technology progresses, the vulnerability of many existing cryptocurrencies will become increasingly apparent. However, Ethereum’s proactive stance could solidify its position as a leading blockchain. The perceived security advantage, in a landscape of increasingly compromised systems, could lead to a significant influx of users and capital.
It’s not foolproof, however. The transition to quantum-resistant cryptography will be a complex and gradual process. There’s no guarantee that current mitigation strategies will be fully effective against future quantum computers. The threat remains a significant concern that requires constant vigilance and ongoing research.
What algorithms are being considered? Researchers are exploring various PQC algorithms, including lattice-based, code-based, multivariate, and hash-based cryptography. Ethereum’s active participation in this research community positions it to adopt and implement these solutions effectively when the time is right.
The long-term outlook: Ethereum’s proactive approach to quantum computing threats could ultimately give it a considerable competitive edge. Its commitment to security and innovation may well prove to be a crucial factor in its continued dominance within the cryptocurrency landscape.
Is quantum computing a threat to cryptography?
Quantum computing poses a significant threat to our current cybersecurity infrastructure. Many widely used encryption methods, such as RSA and Elliptic Curve Cryptography (ECC), rely on mathematical problems that are incredibly difficult for even the most powerful classical computers to solve. Think of it like a really complicated puzzle that takes a normal computer an impossibly long time to crack.
However, quantum computers operate on completely different principles. They leverage quantum mechanics to tackle these problems in a fundamentally different way, potentially solving them exponentially faster. This means a quantum computer could break the encryption protecting our sensitive data—like banking information, medical records, and national secrets—in a matter of hours or even minutes, instead of the years or centuries it would take a classical computer.
This isn’t a problem for the distant future. While large-scale, fault-tolerant quantum computers are still under development, the potential threat is real enough that researchers are actively working on developing “post-quantum cryptography” – new encryption methods that are resistant to attacks from even the most advanced quantum computers.
The underlying mathematical problems are different for these new methods. For example, instead of relying on the difficulty of factoring large numbers (RSA’s weakness), post-quantum cryptography might use lattice-based cryptography, code-based cryptography, or multivariate cryptography which are believed to be much harder to break even with quantum computers.
The transition to post-quantum cryptography is a complex and ongoing process, requiring significant changes to software, hardware, and protocols across many industries. It’s a crucial step to ensure the continued security of our digital world in the age of quantum computing.
What is a quantum safe wallet?
A quantum-safe wallet is designed to protect your cryptocurrency from future quantum computers. Current encryption methods used by many wallets could be broken by powerful quantum computers, potentially allowing hackers to steal your crypto. Quantum-safe wallets use advanced cryptography algorithms that are resistant to attacks from even quantum computers. This means that even if quantum computing technology becomes widely available, your assets are much less likely to be compromised.
Instead of relying on methods vulnerable to quantum computer attacks, quantum-safe wallets utilize algorithms like lattice-based cryptography or code-based cryptography. These algorithms are mathematically proven to be significantly harder to crack, even for quantum computers.
Think of it like this: regular wallets use a lock that’s easily picked by a thief with the right tools. A quantum-safe wallet uses a lock that’s practically impossible to pick, even with incredibly advanced tools (quantum computers).
It’s important to note that quantum-safe doesn’t mean completely unhackable. No system is perfectly secure. However, quantum-safe wallets offer significantly enhanced protection against a future threat that’s currently gaining considerable attention.
Which crypto is quantum proof?
While no crypto is definitively “quantum-proof,” Quantum Resistant Ledger (QRL) stands out for its proactive approach. It leverages hash-based signatures, a cryptographic method believed to be significantly more resistant to attacks from quantum computers than widely used RSA and ECC algorithms. This makes QRL a compelling option for long-term investors concerned about the looming quantum threat. However, it’s crucial to remember that the cryptographic landscape is constantly evolving, and what’s considered “quantum-resistant” today might not be in the future. Ongoing research and development are vital. Therefore, diversification within your crypto portfolio, including exploration of other post-quantum cryptography projects, remains a prudent strategy.
Key takeaway: QRL’s use of hash-based signatures offers a potential advantage against future quantum computing power, but it’s not a guaranteed solution, and further research and diversification are advised.
Can quantum computers crack passwords?
Yes, quantum computers pose a significant threat to current password security. Shor’s algorithm, a quantum algorithm, can efficiently factor large numbers, which is the basis of many widely used encryption methods like RSA. This means that sufficiently powerful quantum computers could break RSA encryption and therefore crack passwords protected by it.
However, we’re not there yet. Current quantum computers are still relatively small and lack the computational power to pose an immediate threat. But the rapid advancement in quantum computing technology necessitates a proactive approach. The timeline for this threat is a subject of ongoing debate among experts, with estimates ranging from a few years to several decades.
This is a major concern for cryptocurrency security, as many cryptocurrencies rely on strong cryptographic algorithms vulnerable to Shor’s algorithm. The transition to post-quantum cryptography is crucial to safeguard the future of digital assets. Investing in companies developing and implementing post-quantum cryptography solutions could be a smart long-term strategy. Post-quantum cryptography algorithms, resistant to attacks from quantum computers, are currently under development and standardization. Staying informed about their progress and adoption is vital for anyone involved in the crypto space.
Furthermore, the development of quantum-resistant hash functions is also underway, providing additional layers of security for password systems. The future of password security will likely involve a multi-layered approach, combining strong post-quantum cryptography with other security measures such as multi-factor authentication to mitigate risks.
Can Bitcoin be hacked by a quantum computer?
Quantum computers pose a serious threat to Bitcoin’s security. The heart of the issue lies in the digital signatures used to authorize transactions. These signatures rely on cryptographic algorithms, specifically elliptic curve cryptography (ECC), that are vulnerable to Shor’s algorithm, a quantum algorithm capable of factoring large numbers exponentially faster than classical algorithms.
How it works: Each Bitcoin address has a corresponding private and public key pair. The private key is like your password – you *must* keep it secret. The public key is like your address – everyone can see it. To spend your Bitcoin, you sign a transaction using your private key. This signature proves you own the coins. A quantum computer could potentially break the ECC used in Bitcoin signatures, allowing someone with access to your public key to forge a valid signature, enabling them to spend your Bitcoin without your knowledge or consent.
The timeline is uncertain: While powerful quantum computers are still under development, experts warn that a sufficiently powerful machine could render Bitcoin’s current security mechanisms obsolete. The exact timeframe remains unknown, but the threat is real and ongoing research is focused on developing quantum-resistant cryptography.
Mitigation strategies are being explored: The Bitcoin community is actively investigating quantum-resistant cryptographic alternatives to ECC. Transitioning to these new algorithms will require a significant upgrade and coordination across the entire network. This is a complex and ongoing process that will likely take considerable time.
In short: A sufficiently advanced quantum computer could potentially steal anyone’s Bitcoin. This is a critical concern for long-term Bitcoin holders. The future of Bitcoin’s security hinges on successfully implementing quantum-resistant cryptography before quantum computers become a realistic threat.
Which cryptos are quantum safe?
The claim that any cryptocurrency is definitively “quantum-safe” is premature. Quantum computing’s advancement is unpredictable, and current “quantum-resistant” algorithms might prove vulnerable as quantum computers become more powerful.
Quantum Resistant Ledger (QRL) employs hash-based signatures, a promising approach. However, the long-term security depends heavily on the underlying hash function’s resistance to quantum attacks and the implementation’s robustness against side-channel attacks. Further research and independent audits are crucial to validate its long-term quantum resilience. The reliance on a single cryptographic primitive also represents a potential vulnerability; diversification of cryptographic techniques would bolster security.
IOTA‘s use of Winternitz One-Time Signatures (WOTS) within its Tangle architecture is another approach. WOTS’s inherent resistance to quantum attacks is theoretically strong, but the integration within the IOTA protocol requires careful consideration. Potential weaknesses could arise from vulnerabilities in the Tangle’s consensus mechanism or other components of the system, not solely the signature scheme. The lack of a readily available, independently verified formal security analysis for IOTA’s quantum resistance is a significant concern.
It’s important to note that “quantum-resistant” doesn’t equate to absolute security. Post-quantum cryptography is an evolving field, and ongoing research is crucial. No cryptocurrency can currently claim complete immunity to future quantum attacks. Investors and users should carefully consider this inherent uncertainty.
In summary: While QRL and IOTA are exploring promising post-quantum cryptographic techniques, absolute quantum safety remains elusive. Continuous scrutiny, independent audits, and further research are vital to assess the true quantum resilience of these and other cryptocurrencies.
Why did NASA shut down quantum computing?
NASA initially halted its quantum computing research because early quantum computers were incredibly unreliable. They were prone to errors – what experts call “noise” – frequently producing incorrect results even for simple, well-understood problems. This made it difficult to trust any of the data they were getting.
The problem? Quantum computers operate on qubits, which unlike classical bits, can represent both 0 and 1 simultaneously (superposition). This allows for immense potential computational power but also makes them extremely sensitive to environmental disturbances. These disturbances introduce errors, leading to inaccurate calculations. Think of it like trying to build a sandcastle in a hurricane; it’s very difficult to get anything precise.
What happened? During a standard test, something unexpected occurred. While the exact details are often kept under wraps due to the competitive nature of quantum computing research, it’s likely that an unforeseen pattern or result emerged, potentially suggesting that the errors weren’t entirely random. This unexpected outcome prompted further investigation into whether the noise was actually masking something important – perhaps revealing a previously unknown quantum phenomenon or a new method for error correction.
Interesting implications for crypto:
- Quantum-resistant cryptography: The inherent instability of early quantum computers fueled the research into quantum-resistant cryptography (also called post-quantum cryptography). This is crucial because advanced quantum computers could potentially break widely-used encryption algorithms like RSA and ECC, which underpin much of our online security (e.g., online banking, secure messaging).
- Quantum supremacy: The quest to demonstrate “quantum supremacy” (where a quantum computer solves a problem faster than any classical computer) is directly tied to improving the reliability and reducing the noise in quantum systems. NASA’s experience highlights the challenges involved.
In short, the pause wasn’t a complete shutdown, but rather a re-evaluation of methodology and a redirection of focus. The unexpected results likely played a key role in shaping the ongoing research and development in this field, pushing advancements in error correction and potentially opening doors to new discoveries in quantum mechanics.
Can the government track Ethereum?
Imagine a public, permanent record book of every Ethereum transaction. This record book is called the blockchain, and it’s shared across many computers globally, making it incredibly difficult to alter or delete information.
Because of this, government agencies can follow the trail of Ethereum from one address to another. They can see who sent it, who received it, and how much was transferred. This is unlike traditional banking where tracing money might require multiple institutions and lengthy processes.
However, it’s crucial to understand that while the transactions are public, identifying the *real-world* individual behind an Ethereum address is more challenging. Addresses are essentially long strings of characters, not names or personal details. Law enforcement needs additional information like IP addresses or KYC (Know Your Customer) data from exchanges to connect an address to a specific person.
Therefore, while Ethereum transactions are traceable, linking them directly to a person requires investigative work and isn’t always guaranteed to be successful.
How long until quantum computers break encryption?
Current RSA and ECC encryption, while widely used, are vulnerable to sufficiently powerful quantum computers. Forget the millennia timescale often cited; we’re talking a matter of hours, or even minutes, depending on key size and the quantum computer’s capabilities. This poses a significant, immediate risk to a vast array of financial instruments and data currently protected by these methods. The development of quantum-resistant cryptography is crucial, and represents a potentially lucrative investment opportunity as demand surges for post-quantum solutions. Companies investing in or developing quantum-resistant algorithms, along with those building the quantum computers themselves (and those specializing in quantum-resistant hardware security modules), are key players to watch. The timeline for widespread quantum computing dominance is still uncertain, but the potential for disruptive market shifts is undeniable and presents both opportunities and significant risks for investors.
What is the biggest problem with quantum computing?
The biggest hurdle facing quantum computing is decoherence. Unlike classical bits, which are robust and easily manipulated, qubits are incredibly sensitive. Their delicate quantum superposition and entanglement – the very properties that grant quantum computers their immense potential – are easily disrupted.
Think of it like this: a classical bit is like a light switch – either on or off. A qubit, however, is like a dimmer switch, existing in a probabilistic superposition of both “on” and “off” simultaneously. Any tiny environmental fluctuation – a stray electromagnetic field, a temperature change, even vibrations from nearby equipment – can force this “dimmer” to snap abruptly to either “on” or “off,” leading to decoherence and the loss of the precious quantum information.
This fragility poses a massive challenge for building scalable and reliable quantum computers. Error correction techniques are crucial, but they are resource-intensive, requiring many more physical qubits to protect a single logical qubit. Different approaches are being explored, including topological quantum computing which aims to create more robust qubits less susceptible to environmental noise.
The implications for cryptography are profound. Quantum computers, once mature, pose a significant threat to current public-key cryptography algorithms like RSA and ECC, which rely on the computational difficulty of specific mathematical problems for their security. Decoherence, however, slows down the process of building those powerful quantum computers, buying us valuable time to develop and implement post-quantum cryptography (PQC) – algorithms resistant to attacks from both classical and quantum computers. The ongoing race between quantum computing advancements and the development of PQC is critical for securing our digital future.
Decoherence isn’t just a technical challenge; it’s a race against time, driving innovation in both quantum computing and cryptography. Overcoming it will unlock the transformative power of quantum computers while necessitating a swift transition to robust PQC algorithms.
What is the most safest cryptocurrency?
Determining the “safest” cryptocurrency is complex, as security depends on various factors, including technology, adoption, and regulatory landscape. However, several stand out based on established track records and robust infrastructure.
Bitcoin (BTC) consistently ranks as the safest option due to its first-mover advantage, extensive network effect, and battle-tested blockchain. Its decentralized nature and proven resilience against attacks make it a highly secure asset. The sheer size of its network makes it incredibly difficult to manipulate or compromise.
Ethereum (ETH), while having a different architecture than Bitcoin, occupies a strong second position. Its large market capitalization and established developer community contribute to its security. However, it is worth noting that the transition to proof-of-stake (PoS) has introduced new complexities to its security model. Further, the Ethereum ecosystem’s rich smart contract functionality introduces potential vulnerabilities that need ongoing vigilance.
Beyond the top two, several other cryptocurrencies offer reasonable security, albeit with varying degrees of risk:
- Cardano (ADA): Known for its research-driven approach and layered architecture, Cardano prioritizes security through rigorous peer review and formal verification of its code. However, its relatively younger age means less real-world testing compared to Bitcoin or Ethereum.
- Solana (SOL): Solana’s high transaction throughput relies on a unique consensus mechanism. While fast, this mechanism has faced criticisms regarding its centralization and past network outages, raising concerns about its long-term security.
- Cosmos (ATOM): Cosmos focuses on interoperability, allowing different blockchains to communicate. Its security relies on the individual security of the connected blockchains, making a blanket statement on its overall security difficult. The security of each individual chain within the Cosmos ecosystem must be evaluated separately.
Important Considerations: Security in the cryptocurrency world is multifaceted. It encompasses not only the blockchain technology itself but also your personal security practices – using reputable exchanges, strong passwords, and hardware wallets. No cryptocurrency is entirely risk-free; market volatility and regulatory uncertainty remain significant considerations.
Disclaimer: This information is for educational purposes only and should not be considered financial advice. Conduct thorough research before investing in any cryptocurrency.
Can the IRS see your crypto wallet?
The IRS can see your crypto transactions if they’re on a public blockchain like Bitcoin or Ethereum. Think of a public blockchain as a giant, public ledger – everyone can see the transactions recorded there. This means the IRS can see who sent how much crypto to whom, even if you try to use a service meant to hide your identity.
However, simply having crypto in your wallet doesn’t automatically mean the IRS knows it’s yours. The challenge for the IRS is connecting those public transactions to a specific person. They do this by looking for patterns and using information from exchanges, where you likely bought your crypto using your bank account or credit card, which leaves a clear trail.
Important Note: While some privacy coins aim to obscure transaction details, the IRS is actively working to improve its ability to track cryptocurrency transactions. It’s crucial to accurately report all crypto income and transactions on your tax returns to avoid penalties.
Interesting Fact: The IRS has been increasing its use of blockchain analytics companies that specialize in tracing crypto transactions to identify tax evaders.
Which crypto is not traceable?
Monero (XMR) reigns supreme in the privacy coin arena. Its ring signatures, ring confidential transactions, and stealth addresses render transactions virtually untraceable, unlike Bitcoin’s transparent blockchain. This makes it attractive for those prioritizing anonymity, but also carries inherent risks.
Key advantages:
- Untraceable Transactions: The core feature. Sender, recipient, and amount are all obfuscated.
- Enhanced Security: The robust cryptographic protocols make it exceptionally resistant to attacks.
- Decentralization: Monero’s development is community-driven, minimizing single points of failure.
However, consider these factors:
- Regulatory Scrutiny: Its privacy features have drawn the attention of regulators globally, leading to potential legal complications in certain jurisdictions. Know your local laws.
- Volatility: Like all cryptocurrencies, XMR is subject to significant price fluctuations. Risk management is crucial.
- Limited Accessibility: Some exchanges and services may not support XMR due to regulatory concerns.
- Potential for Illicit Activities: The untraceable nature of XMR can attract illicit activities, potentially impacting its reputation and price.
Trading Considerations: Technical analysis remains vital, focusing on chart patterns, volume, and market sentiment. Diversification within your portfolio is recommended to mitigate risks associated with its volatility.
How long until quantum computers exist?
The question of quantum computing’s arrival is a crucial one for the future of crypto. While the hype cycle often overpromises, the reality is nuanced. Reaching commercially viable quantum applications necessitates a quantum computer with several million qubits – a figure backed by rigorous research.
Assuming an exponential growth trajectory mirroring Moore’s Law, a relatively conservative estimate places the emergence of the first practical applications between 2035 and 2040. This timeframe, however, hinges on continued technological advancements and substantial investment.
Key implications for cryptocurrency: The arrival of such powerful quantum computers poses a significant threat to current cryptographic algorithms underpinning many blockchains. Algorithms like RSA and ECC, widely used for securing digital signatures and transactions, could become vulnerable to quantum attacks. This necessitates proactive research and development of post-quantum cryptography (PQC) – cryptographic algorithms resistant to attacks from even the most powerful quantum computers. The crypto community is already actively working on PQC integration, a crucial step in ensuring the long-term security of digital assets.
Beyond the Threat: Opportunities: However, quantum computing isn’t solely a threat; it presents exciting opportunities. Quantum-resistant cryptography itself is a burgeoning field creating new jobs and investments. Moreover, quantum computers could potentially enhance blockchain technology itself, leading to faster transaction speeds and improved scalability – creating a more robust and efficient ecosystem. The timeline remains uncertain, but the potential impact, both positive and negative, is undeniable.
How fast can a quantum computer crack Bitcoin?
The question of how quickly a sufficiently advanced quantum computer could crack Bitcoin is a critical one for the cryptocurrency’s future. Current estimates suggest a significant threat. While breaking an RSA key – a common cryptographic method – might take around 8 hours on a powerful quantum computer, some specialized calculations estimate that a Bitcoin signature could be compromised in as little as 30 minutes.
This drastic difference in timeframe stems from the specific cryptographic algorithms used. Bitcoin relies on the Elliptic Curve Digital Signature Algorithm (ECDSA), which, while believed to be more resistant to classical computing attacks than RSA, is still vulnerable to Shor’s algorithm, the quantum algorithm that poses the biggest threat to public-key cryptography. The 30-minute estimate highlights the potential for a catastrophic event: a quantum computer could potentially steal massive amounts of Bitcoin in a very short period.
It’s crucial to understand that this isn’t a hypothetical threat. Research into quantum computing is rapidly advancing. While a large-scale quantum computer capable of breaking Bitcoin’s cryptography doesn’t yet exist, its development is a matter of when, not if. The exact timeframe remains uncertain, with predictions ranging from a few years to several decades. However, the potential consequences demand proactive measures.
Several potential solutions are under investigation: post-quantum cryptography (PQC) algorithms, resistant to attacks from both classical and quantum computers, are being actively developed and standardized. Migrating Bitcoin to a PQC-based system would significantly enhance its security against future quantum threats. However, this transition would be complex and require careful planning and implementation to avoid disruptions to the network.
The threat of quantum computing to Bitcoin, therefore, is real and necessitates constant vigilance. The 30-minute figure should serve as a wake-up call emphasizing the need for ongoing research and development in post-quantum cryptography and the proactive preparation of the cryptocurrency ecosystem for the inevitable arrival of powerful quantum computers.
What is the best protection for crypto?
While Ledger hardware wallets offer a strong layer of security for crypto assets, describing them as the “easiest and safest” is an oversimplification. Hardware wallets like Ledger significantly reduce the risk of theft via phishing or malware attacks targeting software wallets, as private keys remain offline. However, “safest” is relative; even hardware wallets can be compromised through physical theft or sophisticated attacks exploiting vulnerabilities in the device’s firmware.
Optimal crypto security employs a multi-layered approach. This includes using strong, unique passwords, enabling two-factor authentication (2FA) wherever possible, regularly updating firmware on your hardware wallet, and storing your recovery seed phrase offline in a secure, physically protected location—ideally, using multiple redundant methods (e.g., split recovery phrases, metal plates). Never share your recovery phrase with anyone.
Beyond hardware wallets, diversification of storage methods is crucial. Distributing your assets across multiple hardware wallets, or combining hardware with a well-secured software wallet using a strong password manager, reduces the impact of a single point of failure. Thorough research on the specific security features of any wallet provider is essential before entrusting them with your assets.
Finally, remember that no solution is entirely impervious. Staying informed about emerging security threats and best practices within the crypto space is ongoing responsibility.