[Guest Diary] New Malware Libraries means New Signatures, (Fri, May 15th)

2026-05-17T19:23:43Z78b1e3294addcb86caab523d41dc1ad4df298caf45f72224165e806532776d3b
applechromiumedgeemail-phishingexe-trafficisc-sanslink-preview-bypassmalwaremalware-signaturesmicrosoftoutlookpatch-tuesdayproxysecurity-podcastweb-fraud

What happened

SANS ISC diary entries (May 11–15, 2026) covering several security topics: a guest post on new malware libraries and the need for updated signatures; a simple bypass of Outlook's link-preview in the Junk folder (email link visibility/anti-phishing topic); analysis of website fraud techniques; a post on sending EXE traffic through a proxy; Microsoft May 2026 Patch Tuesday addressing 137 vulnerabilities (including 137 Chromium-related Edge issues); Apple security updates fixing 84 vulnerabilities across iOS/iPadOS/macOS/watchOS/tvOS/visionOS; plus multiple ISC Stormcast podcast releases. No CVEs

Why it matters

A reviewed impact interpretation has not been published for this record.

Evidence and limitations

Source ID
sans_isc_diary
Record identifier
78b1e3294addcb86caab523d41dc1ad4df298caf45f72224165e806532776d3b
Enrichment time
2026-05-17T19:23:43Z
AI-assisted enrichment
Yes

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