#totp on Hacker News

2 stories tagged totp, newest first.

Reverse engineering Ticketmaster's rotating barcodes (conduition.io)

2119 points by miki123211 2 years ago | 680 comments

A blog post by Conduition explaining how Ticketmaster's SafeTix rotating barcodes work and how to reverse engineer them using Chrome DevTools.

412 points by ortusdux 3 years ago | 297 comments

Google Security Blog post announcing that Google Authenticator can now back up and sync one-time codes across devices via Google Accounts.