Security News
Microchip announced a solution to this problem with the integration of its BlueSky technology signal-anomaly detection software into the SyncServer S600 Series network time server and instruments. Microchip is the first to fully integrate GPS jamming and spoofing detection and protection, in combination with local Radio Frequency data logging and analysis, inside a time server.
Exploit the Exchange bugs to write a booby-trapped web file called a webshell onto a vulnerable server. Although Hafnium attacks were associated with Microsoft Exchange in media coverage, the attacks these crooks were carrying out once they got in were not specific to networks using Exchange.
Stratus Technologies has suffered a ransomware attack that required systems to be taken offline to prevent the attack's spread. Stratus Technologies is a well-known provider of high availability products, such as their ztC edge computing devices and the ftServer fault-tolerant server solution. Yesterday, Stratus Technologies disclosed that they suffered a ransomware attack, which led them to shut down portions of their network and services to isolate the attack.
Derek Manky, Chief of Security Insights & Global Threat Alliances at Fortinet's FortiGuard Labs, gives insight into the surge in attacks against vulnerable Microsoft Exchange servers over the last week. Weeks after the disclosure around the ProxyLogon group of security bugs, exploitation attempts against unpatched Microsoft Exchange servers have skyrocketed.
Roughly 92% of all Internet-connected on-premises Microsoft Exchange servers affected by the ProxyLogon vulnerabilities are now patched and safe from attacks, Microsoft said on Monday. A total of 400,000 Internet-connected Exchange servers were impacted by the ProxyLogon vulnerabilities when Microsoft issued the initial security patches, on March 2, with over 100,000 of them still unpatched one week later, on March 9.
Another ransomware operation known as 'Black Kingdom' is exploiting the Microsoft Exchange Server ProxyLogon vulnerabilities to encrypt servers. Over the weekend, security researcher Marcus Hutchins, aka MalwareTechBlog, tweeted that a threat actor was compromising Microsoft Exchange servers via the ProxyLogon vulnerabilities to deploy ransomware.
Another ransomware operation known as 'Black Kingdom' is exploiting the Microsoft Exchange Server ProxyLogon vulnerabilities to encrypt servers. Over the weekend, security researcher Marcus Hutchins, aka MalwareTechBlog, tweeted that a threat actor was compromising Microsoft Exchange servers via the ProxyLogon vulnerabilities to deploy ransomware.
DDoS-for-hire services are now actively abusing misconfigured or out-of-date Datagram Transport Layer Security servers to amplify Distributed Denial of Service attacks. According to reports that surfaced in December, a DDOS attack used DTLS to amplify traffic from vulnerable Citrix ADC devices that used DTLS configurations without a 'HelloClientVerify' anti-spoofing mechanism designed to block such abuse.
Ongoing Office 365-themed phishing campaign targets executives, assistants, financial departmentsA sophisticated and highly targeted Microsoft Office 365 phishing campaign is being aimed at C-suite executives, executive assistants and financial departments across numerous industries. As attacks on Exchange servers escalate, Microsoft investigates potential PoC exploit leakMicrosoft Exchange servers around the world are still getting compromised via the ProxyLogon and three other vulnerabilities patched by Microsoft in early March.
Stellar launched the latest version of its flagship mailbox database repair software for Microsoft Exchange Server. Stellar Repair for Exchange v10 is now available globally and introduces a slew of new & enhanced features to expedite mailbox recovery from corrupted and dismounted Exchange databases in vast scenarios.