initial access

First stage of an attack where threat actors gain entry to target networks.

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China-Linked UAT-8837 Exploited a Sitecore Zero-Day (CVE-2025-53690) to Gain Initial Access Into North American Critical Infrastructure

China-Linked UAT-8837 Exploited a Sitecore Zero-Day (CVE-2025-53690) to Gain Initial Access Into North American Critical Infrastructure

China-linked UAT-8837 exploited the Sitecore zero-day CVE-2025-53690 for initial access. What it mea...

GootLoader's "1,000-part ZIP" Trick: How Malformed Archives Crash Analysis Tools While Windows Still Opens the Payload

GootLoader's "1,000-part ZIP" Trick: How Malformed Archives Crash Analysis Tools While Windows Still Opens the Payload

A new GootLoader 1,000-part ZIP archives delivery technique is a reminder that some of the most effe...