Development
2024-01-02
Generating Safe Random Numbers (2/2): TRNG and CSPRNG
How TRNGs and CSPRNGs produce safe random numbers, and how to use them across operating systems and programming languages.
Tag
#cryptography
4 posts tagged with #cryptography
- Development
2023-05-01
Generating Safe Random Numbers (1/2): Why it matters
From coin tosses and dice to a computer's pseudo-random output — why we need random numbers and why naive randomness isn't enough.
- Development
2018-05-08
Inside the Ethereum KeyStore File (2/2): Decryption and follow-ups
How a private key is recovered from an Ethereum KeyStore file — password verification, mac comparison, AES decryption — plus follow-up questions on the design.
- Development
2018-03-25
Inside the Ethereum KeyStore File (1/2): Generation and encryption
How an Ethereum KeyStore file holds and encrypts a private key, walked through step by step — ECDSA, Scrypt, AES, and SHA3-256.