negativeSYS.SOURCE: The Hacker News• 2026-10-21T17:23:34+05:30

Proofpoint Reports: Generative AI Erodes Behavioral Detection in Email Security

#ai #email security #behavioral detection

Generative AI is making malicious emails more fluent and personalized, reducing the effectiveness of behavior-only detection methods. Proofpoint highlights this shift as a critical challenge for email security.

Generative AI has changed what a malicious email looks like. Messages that once gave themselves away through clumsy wording, generic pretexts, and reused templates now arrive fluent, personalized, and unique to each recipient, and the behavioral signals email filters have relied on for years are fading as a result.

Proofpoint shared several examples of the shift at its Protect 2026 conference.

Read original article

*** END OF TRANSMISSION ***

> PHP FOUNDATION ADDRESSES CRITICAL RCE VULNERABILITIES CVE-2026-109618 AND CVE-2026-109619 > OREGON LAWMAKERS APPROVE FUNDING TO PURCHASE ICONIC WATERFALL LISTED ON REDFIN > GITHUB PULL REQUEST AND WEBHOOK DELIVERY DELAYS INCIDENT REPORT > GLOBAL COORDINATION IN VULNERABILITY DISCLOSURE AND PATCH MANAGEMENT > FOURSQUARE CO-FOUNDER REPORTS NO RETURNS FOR EQUITY HOLDERS POST-ACQUISITION > FACEBOOK'S REMOVAL OF NO KINGS GROUP HIGHLIGHTS PLATFORM GOVERNANCE CHALLENGES > DUCKDB 2.0.0 LTS RELEASE WITH ENHANCED SERVER FEATURES AND PERFORMANCE IMPROVEMENTS > COMPROMISED LITELLM 1.107.0 PYPI PACKAGE EMBEDS CREDENTIAL STEALER AND BACKDOOR > AI ADOPTION CHALLENGES FOR MANAGERS: PRODUCTIVITY GAINS VS. NEW OVERSIGHT COMPLEXITIES > PHP RELEASES EMERGENCY PATCHES FOR CRITICAL PHP2SHELL RCE VULNERABILITIES> PHP FOUNDATION ADDRESSES CRITICAL RCE VULNERABILITIES CVE-2026-109618 AND CVE-2026-109619 > OREGON LAWMAKERS APPROVE FUNDING TO PURCHASE ICONIC WATERFALL LISTED ON REDFIN > GITHUB PULL REQUEST AND WEBHOOK DELIVERY DELAYS INCIDENT REPORT > GLOBAL COORDINATION IN VULNERABILITY DISCLOSURE AND PATCH MANAGEMENT > FOURSQUARE CO-FOUNDER REPORTS NO RETURNS FOR EQUITY HOLDERS POST-ACQUISITION > FACEBOOK'S REMOVAL OF NO KINGS GROUP HIGHLIGHTS PLATFORM GOVERNANCE CHALLENGES > DUCKDB 2.0.0 LTS RELEASE WITH ENHANCED SERVER FEATURES AND PERFORMANCE IMPROVEMENTS > COMPROMISED LITELLM 1.107.0 PYPI PACKAGE EMBEDS CREDENTIAL STEALER AND BACKDOOR > AI ADOPTION CHALLENGES FOR MANAGERS: PRODUCTIVITY GAINS VS. NEW OVERSIGHT COMPLEXITIES > PHP RELEASES EMERGENCY PATCHES FOR CRITICAL PHP2SHELL RCE VULNERABILITIES