YubiKey OTP Best Practices

YubiKey OTP Best Practices

If you use a YubiKey for one-time passwords (OTP), you’ve probably done it at least once: you meant to type something, touched the key, and a long modhex string landed in Slack, a commit message, or an email. Annoying for everyone, and worse, it’s a real security risk. This post pulls together practical ways to reduce accidental triggers and what to do when a code gets out, plus how YubiOTP compares to TOTP so you can use both wisely....

March 15, 2026 Â· 7 min Â· Kumar Ashwin