T1553.001 - Gatekeeper Bypass - MITRE ATT&CK

Threat entity extracted from intelligence sources

Frequency
5
occurrences
First Seen
February 5, 2026
Last Seen
June 25, 2026

T1553.001 - Gatekeeper Bypass is a mitre_attack tracked by ThreatCluster, appearing in 5 threat clusters built from 5 intelligence report mentions.

T1553.001 - Gatekeeper Bypass is a mitre_attack tracked across 5 threat clusters and 5 intelligence report mentions on ThreatCluster. First observed February 5, 2026; most recent activity June 25, 2026.

Related Threat Clusters

Recent Intelligence Reports

  • Mallory.ai Technical Analysis — www.mallory.ai · June 25, 2026
  • DigiCert Hacked in Screensaver — Gbhackers · May 5, 2026
  • Microsoft Defender flagging "Cerdigent" trojan malware on Windows 11, Server PCs worldwide — Neowin · May 3, 2026
  • Mac users, update your ChatGPT app immediately: OpenAI issues urgent security warning — Livemint · April 11, 2026
  • The Cross-Platform Evolution: How Infostealer Malware Is Breaking Free From Windows and ... — Webpronews · February 5, 2026

Frequently asked questions

What is T1553.001 - Gatekeeper Bypass?

T1553.001 - Gatekeeper Bypass is a mitre_attack tracked by ThreatCluster, appearing in 5 threat clusters built from 5 intelligence report mentions.

Is T1553.001 - Gatekeeper Bypass still active?

The most recent intelligence report mentioning T1553.001 - Gatekeeper Bypass on ThreatCluster is dated June 25, 2026. Activity was first observed February 5, 2026, giving a tracked span from then to June 25, 2026.

What is T1553.001 - Gatekeeper Bypass associated with?

Across ThreatCluster reporting, T1553.001 - Gatekeeper Bypass most frequently co-occurs with Data Breach, Malware, Supply Chain Attack, Trojan, CrowdStrike, among 12 tracked related entities.

What are the latest developments involving T1553.001 - Gatekeeper Bypass?

The most significant recent cluster is “DigiCert Hacked via Malicious Screensaver File, EV Certificates Stolen” (6 articles · Updated May 4, 2026). T1553.001 - Gatekeeper Bypass appears across 5 threat clusters in total, listed above with sources.

How much reporting does ThreatCluster have on T1553.001 - Gatekeeper Bypass?

T1553.001 - Gatekeeper Bypass appears in 5 intelligence report mentions across 5 deduplicated threat clusters, aggregated from 17,000+ monitored sources.

CVSS v3.1 Breakdown