What is a social security PSAM card?

Social security PSAM card refers to the security access module used in the social security card system, which is used for mutual authentication between the card and the terminal. It is the key carrier of social security card and an important part of the security of social security card application system, which is directly related to the security of social security fund and the vital interests of the majority of insured persons.

PSAM supports a multi-card application, and the applications are independent of each other (multi-application, firewall function).

Support a variety of file types, including binary files, fixed-length record files, variable-length record files, loop files and wallet files.

Extended data

Product characteristics

Support a variety of file types, including binary files, fixed-length record files, variable-length record files, loop files and wallet files.

Support a variety of security protection mechanisms (confidentiality and integrity protection of information) during communication.

Support a variety of secure access methods and permissions (authentication function and password protection).

Support DES and 3DES algorithms approved by China People's Bank.

The multi-level key distribution mechanism is supported to generate MAC 1 and check MAC2 defined in China financial integrated circuit (IC) card specification.

Multi-level key distribution mechanism is supported, and the distributed key is used as a temporary key to encrypt, decrypt and MAC data, thus completing the legal authentication between the terminal and the card.

Baidu encyclopedia -PSAM card