RFC4226 and RFC6238 Test key QR codes
Having only recently discovered the glory of OATH two factor authentication I finally got around to setting up one time passwords on my SSH server tonight. For some basic testing on Time based One Time Passwords (TOTP) I was using the RFC6238 test key and was a little annoyed that putting in RFC6238 Test key QR code didn't bring it up right away - so here it is for my easy reference in future! RFC4226 - Counter based One Time Passwords test key- RFC6238 - Time based One Time Passwords test key -