a cryptographic hash function with a 128-bit (16-byte) output, now deprecated

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2
votes
2answers
1k views

Is there an index of all md5 collisions?

I am about to build a caching system based on md5 to generate file names out of lists of natural numbers. The inputs would be groups like: 1,18,94,100,266,1854. I know there are some collisions in ...
1
vote
4answers
2k views

Shall I need to use MD5 algorithm in both JavaScript and PHP for login authentication?

I have a login form with username and password. I post this form data to a PHP file. For security reasons I want to encrypt my password in the database and network. Now I have done now following ...
6
votes
3answers
642 views

Are online hash calculators dangerous?

I was about to use an online MD5 checksum calculator when I realized that my result could be added to a database. This is significant because the string I was going to type in was my bank password. ...
-6
votes
2answers
3k views

Is AES slower to encrypt than MD5?

Is this the right interperation of this diagram: http://www.cryptopp.com/benchmarks.html AES/CCM MiB/Second:61 Cycles Per Byte:28.6 MD5 MiB/Second:255 Cycles Per Byte:6.8 And does that ...
19
votes
8answers
16k views

Why do people still use/recommend MD5 if it is cracked since 1996?

It's still commonly recommended way of hashing passwords, even if it's insecurity had been proven in 1996 Therefore we suggest that in the future MD5 should no longer be implemented in ...