16
votes
1answer
291 views

What's this kind of authentication scheme called?

In the past I've heard about a scheme to prove your identity online in places like forums, without having to create an account. When posting, the user would enter a password which is then heavily ...
3
votes
3answers
172 views

How to know if its the same User?

I asked a question awhile ago asking how to make an efficient encrypted chatroom. What I ended up doing was Making each user generate a 4096 bit RSA KeyPair, share their public Keys, and then one of ...
4
votes
4answers
4k views

Bank account number and account holder in check exposed?

I'm not sure if this is standard practice in all banking institutions but almost all banks where I've received checks the account number of the issuer is exposed (some even the account name). Isn't ...