Cyren Security Blog

Delve into the world of cybersecurity and cybercrime as Cyren experts explore the latest threats targeting businesses, as well as industry trends and technological advances, and how these pressures, risks, and changes impact business reputation and growth.

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Interview with a Botnet Hunter

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Botnets Security Research & Analysis

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

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

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Phishing Security Research & Analysis

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 email and web security? In a new report, security industry analyst Derek Brink of the Aberdeen Group has crunched the numbers and put $$$ on the real risks and cost impact to businesses of phishing attacks, giving calculations for companies of different sizes and in different industry sectors. A complimentary copy of the report is available for free download.

Stealing Tax Refunds Soaring Worldwide

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Phishing Security Research & Analysis

There appear to be only two things that are certain in life: death and cybercriminals trying to steal your tax refund.

As governments have moved tax systems online to facilitate life for the taxpayer, refund scams using phishing and social engineering to obtain personal financial information have become epidemic, with criminals diverting any tax refund due or even gaining access to personal bank accounts to steal funds directly. This week's case study is from Malaysia.

Survey Finds Security Investment Increasing, But Not Security

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Email Security Security Research & Analysis Web Security

This Cyren-Osterman Research US security survey shows a disconnect between rising IT security spending and a low level of confidence in current protection.

New Cyren Threat Report: The Malware Wars

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Cyberthreat Report Malware Security Research & Analysis

If you want to know what a cyber-war looks like, read the news. And if you want to get up to speed quickly and try to make sense of all that news, I recommend downloading our new special report on malware, with a special nod to the included interview of anti-virus pioneer Fridrik Skulason, Cyren's VP of Anti-Malware Technologies, who discusses the past, present, and future of malware from the perspective of 30 years' experience in fighting cybercrime.

Petya Ransomware Spreading Fast With Same WannaCry Exploit

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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 developed by the U.S. National Security Agency.