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3 votes
2 answers
2k views

What are best practices for long term storage (~20 years) of encrypted / sensitive files?

I have some very sensitive family files that I want to store in the cloud on multiple providers for maximal reliability and redundancy. It's essentially a large archive of all our family photos, ...
Evan Su's user avatar
  • 449
3 votes
1 answer
5k views

Is XChacha20 - Poly1305 Quantum resistant?

This is a question just out of curiosity, as I am a newbie to Post Quantum Cryptography. I have read several articles where they emphasize that current standardised symmetric encryption algorithms (...
Aravind A's user avatar
  • 1,030
0 votes
0 answers
64 views

recommended encryption algorithms to create an encrypted communication application

I have just turned 17 and I have been developing in Java for a few years. Recently I have been interested in a language called rust, I have also been made aware of privacy issues by some of my friends....
Th0rgal's user avatar
  • 101
3 votes
1 answer
2k views

How resistant are stream ciphers like Salsa20 or ChaCha in a post-quantum world?

What kind of quantum computer would be required, if it is possible to break such ciphers?
Bobisnotyouruncle's user avatar