Archive for the 'Anti spam' Category
Why worry about image spam if you have greylisting?
September 21st, 2009MessageLabs recently reported an image spam déjà vu with image spam reaching a new peak in May 2009, and warned that users with outdated spam filters might be the victim of this new wave. Image spam is where spammers place their spam message in an embedded image within the email, therefore bypassing filtering solutions based […]
Phishing scams getting more and more sophisticated
June 3rd, 2009Phishing scams have been around for some time. Consumers have been warned numerous times not to click on links in emails and give out personal information or passwords. But what if the phishing email really looks genuine, without the usual telltale signs? In the last few days, a number of Bank of America phishing scams […]
ORDB offline
January 15th, 2007In case you have not yet heard; the open relay database ”ordb.org” is now officially offline. For five and a half years the ORDB volunteers maintained a comprehensive list of known open relays. ORDB.org posted the following notice on their website that is now no longer:
“It’’s been a case of a long goodbye as very […]
Do people still fall for spam?
October 28th, 2006Unfortunately yes, they still do. According to a study conducted by the University of Oxford and Purdue University, the latest lucrative spam practices are stock spamming. You know those messages that warn you that company Xyz is hot right now and will make you a fortune? It turns out that spammers buy up stock before […]
Spamhaus litigation: Will spammers get a second wind?
October 15th, 2006‘No doubt you have already heard about the court case against Spamhaus by emarketing firm e360Insight. Regardless of the merits of e360’s claims, shutting down Spamhaus cannot be a good idea. Spamhaus currently has 650 million users (including many corporate users) and blocks 50 billion spam messages per day. The majority of these messages are […]
Top 10 spam characteristics (#1-5)
October 2nd, 2006‘In a bid to stop spam, Red Earth Software has compiled a list of the most commonly found characteristics in current spam mails. Last week we saw the top spam characteristics in position #10 to #6. Today we are counting down to the #1 spam characteristic, the characteristic that Red Earth Software has found to […]
The top 10 spam characteristics (#6-10)
September 27th, 2006‘Even though some spam messages are hard to distinguish from legitimate emails, most spam mails include ‘tell-tale’ signs that can be used to filter them out. In the next few days I will be discussing the Red Earth Software list of current top 10 spam characteristics and how they can be used to detect spam. […]