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When discussing IDS/IPS, what is a signature?(a) An electronic signature used to authenticate the identity of a user on the network(b) Attack-definition file(c) It refers to “normal,” baseline network behavior(d) It is used to authorize the users on a networkThis question was posed to me during an online interview.My enquiry is from Intrusion Detection Systems in portion Point to Point Protocol & Error Detection of Computer Network

Answer»

The CORRECT answer is (b) Attack-definition file

For explanation I would say: IDSES work in a manner similar to modern antivirus technology. They are constantly updated with attack-definition files (signatures) that describe each type of known malicious activity. Nemean is a popular signature GENERATION method for conventional computer NETWORKS.



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