EC-Council
312-50V12 · Question #8
Kevin, a professional hacker, wants to penetrate CyberTech Inc's network. He employed a technique, using which he encoded packets with Unicode characters. The company's IDS cannot recognize the…
The correct answer is C. Obfuscating. Obfuscating is an IDS evasion technique used by attackers to encode the attack packet payload in such a way that the destination host can only decode the packet but not the IDS. Using Unicode characters, an attacker can encode attack packets that the IDS would not recognize but…
Submitted by kevin_r· Mar 4, 2026Fundamentals
Question
Kevin, a professional hacker, wants to penetrate CyberTech Inc's network. He employed a technique, using which he encoded packets with Unicode characters. The company's IDS cannot recognize the packets, but the target web server can decode them. What is the technique used by Kevin to evade the IDS system?
Options
- ASession splicing
- BUrgency flag
- CObfuscating
- DDesynchronization
How the community answered
(20 responses)- A5% (1)
- B5% (1)
- C90% (18)
Explanation
Obfuscating is an IDS evasion technique used by attackers to encode the attack packet payload in such a way that the destination host can only decode the packet but not the IDS. Using Unicode characters, an attacker can encode attack packets that the IDS would not recognize but which an IIS web server can decode.
Topics
#IDS evasion#Traffic obfuscation#Network security
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