Re: [DUG] Hash function for string

2009-09-21 Thread Richard Vowles
Really you want SHA-256/512/1024 if you want your algorithm to be collision resistant. MD5 is a bit on the antique side (invented in 1991). 2009/9/21 Maurice Butler > md5, crc32 - all standard stuff - dependng what you are after > > Maurice > -- --- Richard Vowles, Technical Advisor Develope

Re: [DUG] Hash function for string

2009-09-20 Thread Maurice Butler
] Hash function for string I need a function to get a hash value from a string about 100 or so characters long, ideally giving something only 10-20 characters max - either a string or number. Any recomendations? Used a simple roll-my own up to now, but it does not work well for more than about

Re: [DUG] Hash function for string

2009-09-20 Thread Bevan Edwards
What about using MD5? -- -Original Message- From: "John Bird" Date: Mon, 21 Sep 2009 17:10:28 To: NZ Borland Developers Group - Delphi List Subject: [DUG] Hash function for string ___ NZ Borland Develo

[DUG] Hash function for string

2009-09-20 Thread John Bird
I need a function to get a hash value from a string about 100 or so characters long, ideally giving something only 10-20 characters max - either a string or number. Any recomendations? Used a simple roll-my own up to now, but it does not work well for more than about 32 characters - well I thi