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NORS -- CSRIC Best Practices Result

CSRIC Best Practices Result

Detailed Information for the Best Practice: 9-8-8674

Number 9-8-8674
Priority Important
Description Spam: Service Providers and Network Operators should stop all access attempts from IP Addresses with no reverse DNS at the connection level.
Network Type(s) Internet/Data
Industry Role(s) Service Provider; Network Operator
Keyword(s) Cyber Security;Intrusion Detection;Network Operations;
Reference/Comments Source: http://www.linuxmagic.com/opensource/anti_spam/bestpractices