Sha

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Solr: Store SHA1-hashes efficient

I have to store, index and find a lot SHA1-Tokens in Solr. Now I store them as 40-Chars-Hex-strings like 68ac906495480a3404beee4874ed853a037a7a8f. There are about 10,000+ unique SHA1-tokens in my Sol[详细]

2023-04-12 10:35 分类：问答
Hashing gone wrong

I\'m using the same function to hash values for comparison during login as I am to hash the passwords when users register:[详细]

2023-04-10 22:19 分类：问答
Changing the hashing function on a pre-existing database

I\'m doing a bit of reading on hashing for passwords.I\'ve seen that SHA-256 > MD5. This got me thinking about how an app may deal with changing from one hashing function to another.What happens if so[详细]

2023-04-08 11:20 分类：问答
How do I SSHA1 in C/C++?

How do I calculate in C/C++ a salted SHA1 digest of a C-string (in my case a clear-text password)? I do not want to include some huge library to do that. All I need is an \"easy\" way to make a salte[详细]

2023-04-03 16:15 分类：问答
Hash from "email+salt " as a token to verify email

I\'m verifying user email address. The way most people tellis to create some unique token store it in db and[详细]

2023-04-01 04:07 分类：问答
Converting a unique seed string into a random, yet deterministic, float value in Ruby

I\'m having a hard time with this, conceptually. Basically, I need to accept some arbitrary unique string, and be able to convert that to a normalized float value.What the output float value is doesn[详细]

2023-03-29 16:26 分类：问答
Small differences in SHA1 hashes

A project I am working on uses Apache Shiro as a security framework. Passwords are SHA1 hashed (no salt, no iterations). Login is SSL secured. However, the remaining part of the application is not SSL[详细]

2023-03-28 12:35 分类：问答
Php Login / Mysql checking against mysql is not working with SHA512

GOAL: Trying to create a login. The registration page uses this to create the username and password based on input:[详细]

2023-03-27 07:56 分类：问答
Encryption: do I need to salt the key when not even storing it at all?

I searched all over the Net, including here on SO: There is a lot of discussion on the need to 开发者_Go百科salt passwords before hashing and storing them.[详细]

2023-03-27 05:32 分类：问答
How to calculate HMAC SHA on Windows?

I need to calculate HMAC SHA in my program on Windows. This program earlier used to run on linux where it used the openssl. Now I need to port it to Windows, but I am not sure if Windows platform SDK[详细]

2023-03-26 04:16 分类：问答