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Encryption is the process of transforming plaintext using a cipher into ciphertext to make it unreadable to anyone except those possessing the key. Decryption is the process of transforming that ciphertext back into plaintext, using the key.

4 votes
1 answer
503 views

How can I store confident data with OpenID?

I want to make a system that needs to store some confident user information in a database. I intend on using OpenID for user authentication. I would like encrypt the data in a way that it can only be …
ThePiachu's user avatar
  • 1,679
3 votes
3 answers
621 views

Secure communication between multiple peers on a public channel

With two peers it is easy - they exchange their encryption keys and decrypt the secret messages using their private keys, but how would this work with multiple peers without creating excessive duplication …
ThePiachu's user avatar
  • 1,679
2 votes
1 answer
3k views

Where can I find Secp256k1 ECDSA test vectors?

Is there any place where I can get some vectors for testing encryption with that curve? …
ThePiachu's user avatar
  • 1,679