On Mon, Jul 08, 2002 at 12:56:54PM -0700, Mario Behring wrote: > Hi all, > > The purpose is to transfer data between sites securely using emails, HTTP, > FTP, IP (LAN/WAN), etc. > > Which algorithm should I use: 3DES or SHA-1 ? >
3DES or both, never only SHA-1. 3DES is a block cipher while SHA-1 is a message digest algorithm, so you should sign the data with SHA-1 and encrypt it with 3DES (or Blowfish, Twofish, AES, etc.). Regards, Luciano Rocha
