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sha256 function in SQL Server [duplicate]

This question already has answers here: SHA256 in T-sql stored procedure (3 answers) Closed 9 years ago.[详细]

2023-02-17 21:07 分类：问答
Using ruby to generate SHA512 crypt-style hashes formatted for /etc/shadow?

I want to generate SHA512 hashed passwords for inclusion directly into a /etc/shadow file for use with chef\'s user resource.Normally I\'d go to the stdlib\'s Digest library for this, but it doesn\'t[详细]

2023-02-14 05:01 分类：问答
Where does Git store the SHA1 of the commit for a submodule?

I know that when you add a开发者_如何学JAVA submodule to a git repository it tracks a particular commit of that submodule referenced by its sha1.[详细]

2023-02-11 23:34 分类：问答
When should I use SHA-1 and when should I use SHA-2?

In my c# application, I\'m using RSA to sign files before being uploaded on the database of my company by the person who is uploading and here I have to choose SHA-1 开发者_StackOverflow社区or SHA-2 f[详细]

2023-02-10 18:44 分类：问答
decrypt a cipher -- RoR

In my Rails App, I have a client \'C1\' who will send me the username of C1\'s clients. I and C1 share a salt. C1 will send me the username encrypted with the help of the shared salt. Now I need to de[详细]

2023-02-08 10:20 分类：问答
How do you detect a "word" on a line that contains both letters and numbers?

I need a regex that detects a \"word\" on a line that contains both letters and numbers and is a certain length, e.g. 812d555c726d10c77b05cd164705665a. The goal is to detect lines that contain sha1 di[详细]

2023-02-07 12:35 分类：问答
Can you get this same Java SHA-1 in PHP please?

I find myself in a need to change website platforms from Java to PHP but I\'d like to keep all my user\'s passwords...[详细]

2023-02-05 23:10 分类：问答
What is supposed to be an iteration technique?

I was asked at the coding theory course to implement a compression hash function and an iteration technique of my choice.[详细]

2023-02-05 04:01 分类：问答
Where does Digest::SHA2.hexdigest() defined?

I\'m following through the tutorial from the book Agile Web Development with Rails and I found the following code:[详细]

2023-02-04 11:41 分类：问答
How long can a hash left out in the open be considered safe?

If I were to leave a SHA2 family hash out on my website - how long would it be considered safe? How long would I have before I could be sure that someone would find a collision for it and know what wa[详细]

2023-02-03 23:31 分类：问答