Security News

Ongoing Campaign Bombards Enterprises with Spam Emails and Phone Calls
2024-05-14 10:44

Cybersecurity researchers have uncovered an ongoing social engineering campaign that bombards enterprises with spam emails with the goal of obtaining initial access to their environments for...

Botnet sent millions of emails in LockBit Black ransomware campaign
2024-05-13 19:08

Since April, millions of phishing emails have been sent through the Phorpiex botnet to conduct a large-scale LockBit Black ransomware campaign. The LockBit Black encryptor deployed in these attacks is likely built using the LockBit 3.0 builder leaked by a disgruntled developer on Twitter in September 2022.

AT&T delays Microsoft 365 email delivery due to spam wave
2024-05-09 17:58

AT&T's email servers are blocking connections from Microsoft 365 due to a "High volume" spam wave originating from Microsoft's service. Starting on Monday, AT&T customers began reporting they could no longer receive email from Microsoft 365 email addresses.

NSA warns of North Korean hackers exploiting weak DMARC email policies
2024-05-03 19:16

The NSA and FBI warned that the APT43 North Korea-linked hacking group exploits weak email Domain-based Message Authentication Reporting and Conformance policies to mask spearphishing attacks. Together with the U.S. State Department, the two agencies cautioned that the attackers abuse misconfigured DMARC policies to send spoofed emails which appear to come from credible sources such as journalists, academics, and other experts in East Asian affairs.

NSA, FBI Alert on N. Korean Hackers Spoofing Emails from Trusted Sources
2024-05-03 09:37

The U.S. government on Thursday published a new cybersecurity advisory warning of North Korean threat actors' attempts to send emails in a manner that makes them appear like they are from...

Why the automotive sector is a target for email-based cyber attacks
2024-04-30 04:00

While every organization across every vertical is at risk of advanced email attacks, certain industries periodically become the go-to target for threat actors. In this Help Net Security video, Mick Leach, Field CISO at Abnormal Security, discusses why the automotive industry is the new most popular target for business email compromise and vendor email compromise attacks.

56% of cyber insurance claims originate in the email inbox
2024-04-25 10:00

56% of all 2023 claims were a result of funds transfer fraud or business email compromise, highlighting the importance of email security as a critical aspect of cyber risk management, according to Coalition. The 2024 Cyber Claims Report is based on reported claims data from January 1 to December 31, 2023.

Microsoft will limit Exchange Online bulk emails to fight spam
2024-04-15 19:11

Microsoft has announced plans to fight spam by imposing a daily Exchange Online bulk email limit of 2,000 external recipients starting January 2025.Exchange Online doesn't support sending bulk or high volumes of emails from a single account, and until now, Microsoft has not placed any restrictions on bulk emails.

Microsoft breach allowed Russian spies to steal emails from US government
2024-04-12 14:37

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Security Vulnerability of HTML Emails
2024-04-08 11:03

The email your manager received and forwarded to you was something completely innocent, such as a potential customer asking a few questions. The innocent pretext disappeared and the real phishing email became visible.