The scope of PHI can be broad; however, medical information that an employer receives in its role as an employer (and not as the sponsor or administrator of a group health plan), is generally not PHI subject to HIPAA.
Alphabetic characters are the 26 letters of the alphabet. Numeric's are the ten digits. Alphanumerics are both. Some of the special characters on a standard keyboard do not work for usernames or passwords.
1 Numeric parsing will automatically handle a â0bâ, â0oâ or â0xâ prefix. 2  That is, the â#â format character is handled automatically by d, b, o and x formats. 3  For âdâ any will be accepted, but for the others the correct prefix must be present if at all. 4  Numeric sign is handled automatically.