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NORS -- CSRIC Best Practices Result

CSRIC Best Practices Result

Detailed Information for the Best Practice: 9-8-8514

Number 9-8-8514
Priority Critical
Description Recovery from Network Misuse via Invalid Source Addresses: Upon discovering the misuse or unauthorized use of the network, Service Providers should shut down the port in accordance with AUP (Acceptable Use Policy) and clearance from legal counsel. Review ACL (Access Control List) and temporarily remove offending address pending legal review and reactivate the port after the threat has been mitigated.
Network Type(s) Cable; Internet/Data; Satellite; Wireless; Wireline
Industry Role(s) Service Provider; Network Operator
Keyword(s) Cyber Security;Disaster Recovery;Emergency Preparedness;Intrusion Detection;
Reference/Comments IETF rfc3013 sections 4.3 and 4.4. NANOG ISP Resources.