The Cyber Police of Ukraine has arrested three individuals on suspicion of hijacking more than 100 million emails and Instagram accounts from...
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday added a medium-severity security flaw impacting Roundcube email software to its Known...
Varonis Threat Labs has uncovered a significant vulnerability in Microsoft Outlook (CVE-2023-35636) that allows attackers to access NTLM v2 hashed passwords. This...
SMTP stands for Simple Mail Transfer Protocol. It’s a protocol used for sending emails across the Internet. SMTP operates on a push...
CVE-2023-35628 is a critical remote code execution (RCE) vulnerability affecting the Microsoft Windows MSHTML platform, with a Common Vulnerability Scoring System (CVSS)...
Delivery- and shipping-themed email messages are being used to deliver a sophisticated malware loader known as WailingCrab. “The malware itself is split...
A new variant of the Agent Tesla malware has been observed delivered via a lure file with the ZPAQ compression format to...
A zero-day flaw in the Zimbra Collaboration email software was exploited by four different groups in real-world attacks to pilfer email data,...
While intended for convenience and efficient communication, email auto-forwarding rules can inadvertently lead to the unauthorized dissemination of sensitive information to external...
Threat actors have begun utilizing an innovative approach to zero-point font obfuscation, a pre-existing technique, in an attempt to deceive users of...
A webmail service known for its emphasis on users’ privacy, Proton Mail, has serious code flaws that were discovered by a group...
The U.S. Federal Bureau of Investigation (FBI) is warning that Barracuda Networks Email Security Gateway (ESG) appliances patched against a recently disclosed...
Researchers have discovered that malicious actors have been utilizing the phishing toolkit EvilProxy to gain control of cloud-based Microsoft 365 accounts belonging...
A sophisticated Facebook phishing campaign has been observed exploiting a zero-day flaw in Salesforce’s email services, allowing threat actors to craft targeted...
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday disclosed details of a “novel persistent backdoor” called SUBMARINE deployed by threat...
Zimbra has warned of a critical zero-day security flaw in its email software that has come under active exploitation in the wild....
Experts from Microsoft Defender discovered a multi-stage adversary-in-the-middle (AiTM) phishing and business email compromise (BEC) attack that targeted firms that provide banking...
The most people use Gmail, which has a total user base of a staggering 1.5 billion people. This represents 18.75% of the...
Enterprise security firm Barracuda on Tuesday disclosed that a recently patched zero-day flaw in its Email Security Gateway (ESG) appliances had been...
Email protection and network security services provider Barracuda is warning users about a zero-day flaw that it said has been exploited to...
On Tuesday, Microsoft issued an updated patch to address a vulnerability that had previously been fixed in March but which was subsequently...