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NORS -- CSRIC Best Practices Result

CSRIC Best Practices Result

Detailed Information for the Best Practice: 9-8-8534

Number 9-8-8534
Priority Important
Description Recover from Anonymous SS7 Use: If logs or alarms determine an SS7 table has been modified without proper authorization, Service Provider and Network Operators should remove invalid records, or in the event of a modification, rollback to last valid version of record. Investigate the attack to identify required security changes.
Network Type(s) Wireline
Industry Role(s) Service Provider; Network Operator
Keyword(s) Cyber Security;Intrusion Detection;Network Elements;Network Operations;
Reference/Comments Cross reference with 7-7-8534 developed under NRIC.