lancegin / dotp Goto Github PK
View Code? Open in Web Editor NEWDart One-Time Password module.
License: MIT License
Dart One-Time Password module.
License: MIT License
Sometimes we have the need, in my case due to layout customisation issues, to know how big the interval is in our TOTP tokens have.
I propose (don't have permissions to open a PR) to add the following getter in totp.dart
int get interval => _interval;
Though the standard allows for the use of SHA-1, it shouldn't be used to generate an OTP due to the discovered collission. Google Authenticator uses SHA-256 which is secure.
Also the function for verification isn't constant time so an attacker could perform a timing-attack.
I would be happy in assisting to close those vulnerabilities.
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