message-digest

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How is an MD5 or SHA-X hash different from an encryption?

I\'ve read a couple times that MD5 is not an encryption, e.g. on MD5 ... Encryption? or Command Line Messa开发者_StackOverflow中文版ge Digest Utility.[详细]

2023-04-07 20:48 分类：问答
Is there a way to shorten a java.security.MessageDigest generated value?

If I generate a message digest (for a security feature in my app) using this Java code: java.security.MessageDigest saltDigest = MessageDigest.getInstance(\"SHA-256\");[详细]

2023-04-07 09:57 分类：问答
will java messagedigest generated different MD5 hash on different jdk version?

I am using java message digest to create MD5 hash, which is used for authentication. The MD5 hash is stored in the database as varchar2. I did a test to create a user on my tomcat server on my local l[详细]

2023-03-25 04:36 分类：问答
Java equivalent for PHP's pack function

I have a sample application which generates a SHA1 hash in PHP as follows. base64_encode(pack(\'H*\', sha1($pass)));[详细]

2023-03-14 19:09 分类：问答
Do I need to pass the MessageDigest object from register to login?

Ok, I\'m a little confused. I\'m trying to use MessageDigest to store my passwords in the database as MD5 hashes, and then pull the hash out to check a user\'s password when they try to log in.[详细]

2023-03-05 14:08 分类：问答
Get sha1 message digest from plaintext+private key in delphi

I want to create a Sha1 me开发者_JAVA技巧ssage digest, and it should use my private key as input along with the plain text.[详细]

2023-02-22 23:54 分类：问答
Collision Attacks, Message Digests and a Possible solution

I\'ve been doing some preliminary research in the area of message digests. Specifically collision attacks of cryptographic hash functions such as MD5 and SHA-1, such as the Postscript example and X.50[详细]

2023-02-03 23:48 分类：问答
When is it safe to use a broken hash function?

It is trivial to use a secure hash function like SHA-256, and continuing to use MD5 for security is reckless behavior. However, there are some complexities to hash function vulnerabilities that I woul[详细]

2023-01-01 05:01 分类：问答
Hide / Show Winforms GUI C# from another thread

This post is continuation of Way to quickly show/hide WinForms GUI C#, as it doesn\'t work for me in this particular case.[详细]

2022-12-18 20:02 分类：问答