Cyren Security Blog

Ransomware-as-a-Service Is Making Crime Easy

by John Callon

Email Security Malware Ransomware Web Security

It shouldn’t surprise anybody to learn that cybercriminals are taking their lead from some established business service models. We wrote about …

Best Practices for Stopping Ransomware

by John Callon

Malware Ransomware Threat Analysis Web Security

With the recent return of Locky and continued growth of ransomware and ransomware-as-a-service, there is a good chance you personally know an …

Breaking Down Today’s Petya Ransomware Attack

by Magni Reynir Sigurðsson

Malware Ransomware Threat Analysis

The attack launched today by a Petya ransomware variant is hitting institutions in multiple countries, crippling transportation infrastructure like …

Petya Ransomware Spreading Fast With Same WannaCry Exploit

by Magni Reynir Sigurðsson

Email Security Malware Ransomware Security Research & Analysis Web Security

The Petya ransomware outbreak spreading fast today is using ETERNALBLUE, the same exploit used in the WannaCry ransomware attack in May, which was …

New Cyren Threat Report: Ransomware

by John Callon

Cyberthreat Report Email Security Malware Ransomware Security Research & Analysis Web Security

Cyren has just released a new, revised special threat report on ransomware, which provides context and depth to the many ransomware-related …

WannaCrypt Ransomware Spreads Like A Worm Via NSA Exploit

by Magni Reynir Sigurðsson

Malware Ransomware Threat Analysis

UPDATE (May 14): WannaCrypt/WannaCry is still being delivered through file sharing services over https at hxxps://transfer.sh …