# All Questions

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### What advantages does Keccak have over Blake-2?

Keccak/SHA-3 is new NIST standard for cryptographic hash functions. However, it is much slower than Blake-2 in software implementations. Does Keccak have compensating advantages?
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### Can elliptic curve (25519) be used to encrypt file?

This is probably a simple question, but I haven't been able to see it stated anywhere. Is it possible to directly encrypt a file (of any length) with some form of EC using the 25519 curve. I know ...