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Reader’s Dilemma: Trusting Passkeys Over Traditional PasswordsMartin Avis from Chester asks whether a smartphone PIN or facial recognition can be safer than a complicated password combined with two‑factor authentication, especially if the phone is stolen or lost.Understanding Passkeys: Device‑Bound Credentials ExplainedPasskeys are cryptographic credentials stored locally on a device rather than on a service’s server. When you register, the service receives a public key while the private key remains sealed in the phone’s secure enclave, making it unphishable and resistant to credential‑stuffing attacks.Security Trade‑offs Highlighted by the ReaderDevice loss: If a phone is nicked, a PIN or biometric could be guessed or coerced.Recovery complexity: Losing the device may require backup keys or account recovery flows.Phishing resistance: Passkeys cannot be harvested via phishing links, unlike passwords.Why Experts Advocate Passkeys Despite the RisksThe UK’s National Cyber Security Centre and other security bodies promote passkeys because they eliminate the need for passwords that users often reuse or store insecurely. Even if a device is compromised, the private key is protected by hardware‑level security and biometric checks, reducing the attack surface.Future Outlook: Adoption and Best Practices for Passkey SecurityAs more services integrate passkey support, users should combine device‑bound credentials with strong device lock methods and maintain encrypted backups. This layered approach mitigates the impact of loss while preserving the phishing‑resistant benefits of passkeys.