IA5STRING

A IA5String is a restricted character string type in the ASN.1 notation. It is used to represent ISO 646 (IA5) characters.

According to the ITU-T Rec. X.680 (ASN.1 Specification of basic notation) the entire character set contains precisely 128 characters. Those characters are generally equivalent to the first 128 characters of the ASCII alphabet.

See also

• The X.690 encoding standard for ASN.1