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Cryptography is the practice and study of logical means used to achieve information confidentiality, integrity and authenticity. It covers, among other things, encryption (making some data unreadable except for those who know a given secret element, called a key), data hashing (in particular for password storage) and digital signatures (provable integrity and authenticity with non-repudiation).

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1 answer
619 views

Is my BCrypt variant ($2a$) fine, up to date and secure?

As far as I know, there are a couple of BCrypt variants and I also understood that some of those variants have security flaws so I was wondering whether it is fine or not that the library which I am u …
Itay080's user avatar
  • 185
8 votes
2 answers
20k views

Is SHA-256 + Salt still safe for password storage? [duplicate]

I am developing a website which requires users to register to it in order to use it's functions and I was wondering if SHA-256 + salt (random salt provided by RNGCryptoServiceProvider in C#) is secur …
Itay080's user avatar
  • 185