Santos:CCNA Sec 210-260 OCG

Signature or Severity Levels

One of the properties of each signature is signature severity (also called attack severity rating [ASR]). This is a rating between 0 and 100 that indicates (in the eyes of the individual who created the signature) how severe the attack is that is covered by this particular signature. We discussed earlier the three primary factors that go into calculating the risk rating, and the ASR, which is a property of the signature, is one of those three elements. Instead of having to set a numeric value for the severity, the interface for IPS/IDS prompts us for one of four levels. Those four options are as follows:

Informational ...