Sharp Zaurus PDA SL-5000D and SL-5500 uses a salt of "A0" to encrypt the screen-locking password as stored in the Security.conf file, which makes it easier for local users to guess the password via brute force methods.Referenceshttp://online.securityfocus.com/archive/1/281437http://www.securityfocus.com/bid/5201http://www.iss.net/security_center/static/9535.php