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A surge in "sophisticated, high impact" ransomware attacks has prompted a joint advisory about the techniques being used by cybercriminals.

The targeting of critical infrastructure is one of the few bright red lines in international cyber norms, one Western governments say is increasingly being crossed by ransomware actors. However, observers point out that data measuring the level of attacks these sectors face is often hard to come by.

Exchange Server Attackers Launched Scans Within Five Minutes of Disclosure Phil Muncaster UK / EMEA News Reporter , Infosecurity Magazine The 2021 Cortex Xpanse Attack Surface Threat Report from Palo Alto Networks was compiled from scans of 50 million IP addresses associated with 50 global enterprises, carried out January-March 2021. The report revealed that as soon as new vulnerabilities are announced by vendors, attackers rush to take advantage, utilizing cheap cloud computing power to back their efforts. “Scans began within 15 minutes after CVE announcements were released between Januar...

PDF Criminals began to scan the Internet for vulnerable Microsoft Exchange Servers within five minutes of the disclosure of critical zero-day flaws patched in early March, researchers report. In the "2021 Cortex Xpanse Attack Surface Threat Report, " Palo Alto Networks researchers examine threat data from 50 organizations, and some 50 million IP addresses, collected in the first quarter. Their analysis reveals attackers scan to inventory vulnerable Internet assets once per hour and even more often — within 15 minutes or less — following the disclosure of CVEs. "When an exploit is publishe...

Understanding The Ransomware Explosion 05/17/21 AT 8:01 AM Anybody who hasn’t been living under a rock knows that ransomware attacks are not rare. Recently, the May 6th ransomware attack on Colonial Pipeline, a major fuel pipeline operator in the U.S., became the latest in a seemingly endless stream of cyber attack news stories. The fact that ransomware attacks are pervasive is not surprising, but what is alarming is that these insidious threats increased sevenfold in the second half of 2020 alone, according to Fortinet’s FortiGuard Labs threat research. In addition, ransomware continue...