WAF Defense in Crisis? NSFOCUS Locks Down “Ghost Bits” Attacks in Advance

Incident Review In April 2026, Black Hat Asia 2026 disclosed a systematic security threat named Ghost Bits, targeting underlying encoding flaws in the Java ecosystem that can render mainstream WAF/IDS defenses completely ineffective. The core of this risk lies in inconsistent encoding interpretations of the same input between the security...

NSFOCUS
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