Forms of Access
Password based
- Users gain access based on something they know
- Not very secure due to poor choice of passwords
Card based
- Users gain access based on something they have
- Typically used in conjunction with a password
One-time passwords
- Users connected to network obtains a password via:
- A pager
- A token system (a separate handheld device)
- A network provided number is entered to device which generates the password
- Time-based tokens (password changes every 60 s)
- Generated by a device synchronized with server