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A stealthy data theft technique in Microsoft 365 that abuses Outlook add-ins to exfiltrate email content without leaving meaningful forensic traces. The technique, dubbed “Exfil Out&Look,” takes advantage of how Outlook Web Access (OWA) handles add…
Between June 2024 and December 2025, Fortra analysts tracked a persistent business email compromise (BEC) operation that we have now classified as Scripted Sparrow. The group carries out well-crafted highly targeted phishing campaigns that masquerade a…
Tuta, formerly known as Tutanota, is built for anyone who wants email that stays private. Instead of treating encryption like a bonus feature, the service encrypts almost everything by default. That means your messages are locked down from the moment y…
Security researchers have discovered a sophisticated method that allows attackers to steal access tokens from Microsoft Teams, potentially granting unauthorized access to sensitive corporate communications, emails, and SharePoint documents. The attack …
First released in 2005, the open-source Proxmox Mail Gateway has become a widely adopted mail proxy, positioned between the firewall and the internal mail server to stop threats before they reach users. The platform delivers anti-spam and antivirus fil…
Oracle has confirmed that a group of hackers stole data from its E-Business Suite (EBS) applications and is using the information in extortion campaigns. The company warns that these attackers exploited vulnerabilities already fixed in the July 2025 Cr…
Microsoft is currently investigating a significant bug affecting classic Outlook for Windows that prevents users from accessing their email accounts. The issue manifests as a persistent error message stating “Cannot start Microsoft Outlook. Canno…
A novel AI-driven email attack toolkit named SpamGPT has surfaced on underground hacking forums, promising cybercriminals an all-in-one platform for launching large-scale phishing campaigns. Advertised as an “AI-powered spam-as-a-service” sol…
Microsoft has announced significant restrictions on the use of default onmicrosoft.com domains for email communication, implementing new throttling measures to combat spam and improve email deliverability across its Microsoft 365 platform. Policy Chang…
New cybersecurity research has revealed important details about how DPRK-affiliated IT professionals, who fall under Microsoft’s “Jasper Sleet” threat actor group, operate. They take advantage of remote work opportunities in the Web3,…