Cyren Security Blog

Interview with a Botnet Hunter

by Avi Turiel

In this interview, Cyren botnet expert Geffen Tzur explains how botnets work and gives a view from the trenches on successes and challenges in …

Analyst Report: Phishing Attacks Are a Business Problem, Not an IT Problem

by John Callon

Successful phishing attacks are all over the news and a top concern for IT managers, but how do you make the business case for adding more advanced …

New Scarab Ransomware Using Necurs-as-a-Service

by Magni Reynir Sigurðsson

13.3 million Scarab ransomware emails detected in one day The new Scarab ransomware being distributed via email by the Necurs botnet appears to come …

10 Cyber Threat Terms Every IT Manager Should Know

by John Callon

Do you know the difference between spear phishing and clone phishing and...just plain phishing? Or adware and malvertising? Check out the list below …

Black Friday/Cyber Monday Alert: 5 Shopping Scams That Could Seriously Affect Your Business

by John Callon

The last thing any company needs during the holiday season is the gift of ransomware on its IT systems. During this week’s build-up to Black Friday, …

How Do You Know Your Email Security Is Working?

by Duncan Mills

When was the last time you assessed the effectiveness of your email security? Email is the main vehicle for introducing malware into an …