Table 29 shows the Authentication Mechanisms that require and don’t require usernames and passwords.
Authentication Mechanism |
Mechanism |
Logon Encryption |
Data Encryption |
Username |
Password |
TD0 |
Never |
No |
No |
Must |
Must |
TD1 |
Never |
Yes |
No |
Must |
Must |
TD2 |
Never |
Yes |
Yes |
Must |
Must |
KRB5 |
Optional |
Yes |
Yes |
Never |
Never |
KRB5C |
Optional |
Yes |
No |
Never |
Never |
NTLM |
Optional |
Yes |
Yes |
Never |
Never |
NTLMC |
Optional |
Yes |
No |
Never |
Never |
LDAP |
Must |
Yes |
Yes |
Never |
Never |