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71–80 of 221 articles
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Bleeping Computer
Microsoft has confirmed that recent outages to Azure, Outlook, and OneDrive web portals resulted from Layer 7 DDoS attacks against the company's services. [...]
The Hacker News
Cybersecurity researchers have discovered previously undocumented payloads associated with a Romanian threat actor named Diicot, revealing its potential for launching distributed denial-of-service (DDoS) attacks. "The Diicot name is significant, as it's also the name of the Romanian organized crime and anti-terrorism policing unit," Cado Security said in a technical report. "In addition,
Bleeping Computer
The Swiss government has disclosed that a recent ransomware attack on an IT supplier might have impacted its data, while today, it warns that it is now targeted in DDoS attacks. [...]
Dark Reading
In the latest Verizon Data Breach Investigations Report, denial-of-service attacks are the most common type of security incident, but when it comes to breaches, nearly four-in-ten attackers compromise systems.
Bleeping Computer
Bleeping Computer
Microsoft is investigating an ongoing outage that is preventing OneDrive customers from accessing the cloud file hosting service worldwide, just as a threat actor known as 'Anonymous Sudan' claims to be DDoSing the service [...]
Bleeping Computer
Outlook.com is suffering a series of outages today after being down multiple times yesterday, with hacktivists known as Anonymous Sudan claiming to perform DDoS attacks on the service. [...]
The Hacker News
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added a recently patched critical security flaw in Zyxel gear to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. Tracked as CVE-2023-28771 (CVSS score: 9.8), the issue relates to a command injection flaw impacting different firewall models that could enable an unauthenticated attacker
Graham Cluley
Scandinavian Airlines (SAS) has received a US $3 million ransom demand following a prolonged campaign of distributed denial-of-service (DDoS) attacks against its online services. Read more in my article on the Hot for Security blog.
The Hacker News
A new botnet called Dark Frost has been observed launching distributed denial-of-service (DDoS) attacks against the gaming industry. "The Dark Frost botnet, modeled after Gafgyt, QBot, Mirai, and other malware strains, has expanded to encompass hundreds of compromised devices," Akamai security researcher Allen West said in a new technical analysis shared with The Hacker News. Targets include