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 www.stackallocated.com
Migrating from U2F to WebAuthn ยท Hansblog
| | www.imperialviolet.org
ImperialViolet - From U2F to passkeys
4.1 parsecs away

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| | www.dannyguo.com
Migrating From Authy to Bitwarden for 2FA Codes
2.0 parsecs away

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| | [AI summary] The author discusses their decision to migrate from Authy to Bitwarden for managing two-factor authentication (2FA) codes, highlighting issues with Authy's backup, syncing, and CPU usage, while detailing the benefits and setup of Bitwarden.
| | golb.hplar.ch
Creating a password-less sign-in with WebAuthn, Spring, and Ionic/Angular
2.4 parsecs away

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| | rcoh.me
Demystifying Two Factor Auth
7.2 parsecs away

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| I always wondered how Google Authenticator style 2-factor codes worked. The process of going from QR code to rotating 6-digit pin seemed a bit magical. A few days ago, my curiosity found itself coupled with some free time. Here's what I found: What's in the QR Code I scanned the QR code from Github with a barcode scanning app. Here's what's inside: otpauth://totp/Github:rcoh?secret=onswg4tforrw6zdf&issuer=Github Not too surprising. It tells us the protocol, TOTP, who is issuing this OTP code (Github), and most importantly the secret:1