GreyMatter

Reported Context (6)

covered in this report with tailored detection rules, which are complemented by the following GreyMatter Automated Response Playbooks. Together, they help organizations reduce their mean time to contain ReliaQuest Report Tracks Top Attacker Techniques in June–August 2026
Over the past two decades, we’ve built GreyMatter with the future of security operations in mind. By unifying threat intelligence into a single, actionable view, teams can take faster defensive action before adversaries ReliaQuest Named a Strong Performer in Forrester’s Q3 2026 External Threat Intelligence Evaluation
ReliaQuest GreyMatter, an agentic AI security operations platform, helps security teams spot the activity detailed in this report while it’s still visible in mail-flow telemetry, rather than after a user has already Empty SMTP Sender Can Bypass Microsoft 365 RejectDirectSend Control
have a limited window to strengthen cyber defenses." The central call is the one we built our platform, GreyMatter, around: "Put cyber-capable AI in the hands of defenders, starting with the teams protecting essential ReliaQuest Joins Open Letter Calling for Collective Action on Cyber Defense
routine. Detecting and containing it requires correlation across the full attack chain. ReliaQuest GreyMatter, an agentic AI security operations platform, provides capabilities directly relevant to the TTPs Clop-linked Windchill Web Shell Steals Credentials and Maps Engineering Data

CVE (3)

Malware (6)

People (4)

Threat Actors (6)

MITRE ATT&CK (17)

Vendors (7)

Products (13)

Tools (2)

Industries (2)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.