Cyren Security Blog

Subscribe to this Blog

Pornographic Image Spam

by Cyren Security Blog

Image spam on the whole is on the decline, and stock pump-and-dump has all but disappeared. But image spam hasn’t been eliminated altogether. Lately our spam detection center has seen a significant increase in pornographic image spam (the URLs are … Continue reading →

Beware of Online Games Spam

by Cyren Security Blog

A massive attack this weekend has been inundating users with emails with subjects like “Wow, Cool Games” and the like. The content of the email messages contain only “Try, where the X’s are varying IP addresses. At one point … Continue reading →

Happy New Year

by Cyren Security Blog

To our friends, colleagues and partners in Israel and throughout the world celebrating Rosh Hashana, best wishes for a sweet, healthy New Year.

Hijacking legitimate sites in spam

by Cyren Security Blog

We came across a very well-built spam attack that uses a different link for every item, and each link leads to a different legitimate site, in which the spammer has installed a rogue page. Sample spam message

NFL Season Kicks Off… With a New Virus

by Cyren Security Blog

The NFL season just began, and the virus writers are already hard at work trying to turn it to their advantage. This weekend, Commtouch labs identified an outbreak of NFL-related spam messages with links to a malware site. The content … Continue reading →

Spammers launch DDOS attacks against anti-spam organizations.

by Cyren Security Blog

SANS Institute reported on Monday, June 11 2007, that several well known anti-spam organizations such as Spamhaus, SURBL (Spam URI Realtime Blocklists) and URIBL (Realtime URI Blacklist) have been targeted in attempt to bring them down. For the full story … Continue reading →