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seen Jul 3 at 22:03

Apr
17
comment Decrypting a small Message using RSA with a Private Key
You can check the freely available book Handbook of Applied Cryptography. Chapter 8.2 has a full description and example.
Oct
23
comment Is there a “brainwallet” for GPG keys?
This shouldn’t be that difficult to made. All one need is crypto secure, password based, deterministic "random" source.
Jul
30
comment Why do we need extra hashing if we could use simpler scheme?
Oh, I see, what about replacing whit some other mode. That propagates trough all
Aug
3
comment What alphanumeric string length can be used to guarantee no hash collisions from CRC-64?
CRC is guaranteed since it uses primitive polynomial. Primitive polynomials are generators of finite field and that mean that CRC can have any value between 1 and 2^N