Category Archives: SMS / Texting

2014 Message Security Predictions

As many start-ups are teaching us, eyeballs and information are hot commodities. As online marketers branch out, mobile messaging, in particular SMS, as a communications channel is poised to become the next email — completely saturated with legitimate businesses looking to easily connect with and market to end-users. Marketing firms won’t be the only ones […]

Rise in iMessage spam related to Luxury Goods

Over the weekend I received my first iMessage spam. Here’s a screenshot of the spam message: After asking around at Cloudmark, lots of other people also received a similar spam message, so we decided to look in Cloudmark’s Spam Reporting Service (SRS) to see if we could quantify the scope of the attack. The Spam […]

“Free iPad” Spammers Move On

In March of this year the FTC issued indictments and temporary restraining orders against a number of people and companies who they alleged were sending out SMS spam offering free gift cards, iPads, iPhones, etc. After the indictments, we saw a decline in reports of this sort of spam. According to the allegations in the […]

From Cradle to Grave: Targeting Child Support and Social Security with Area Codes

In 2013, we’ve seen spammers up the SMS spam ante using a potent combination of older methods. One of the techniques is to focus on specific area codes for a better return on investment (ROI). Honing in on specific area codes is by no means a new technique, but there are some interesting twists this […]

Cloudmark’s Q2 2013 Threat Report

Today, Cloudmark has released its Q2 2013 Threat Report, covering recent messaging threats and trends during the past quarter. During the second quarter, fishy dieting offers and suspiciously free cruises made a splash on the SMS side of things. Meanwhile, a substantial uptick suggests compromised web hosting accounts seem to be making waves among seedier […]

New SIM Card Vulnerability Opens Possibility for Surveillance and Fraud

Security researcher Karsten Nohl of Security Research Labs in Germany recently announced a new vulnerability in older SIM cards. This allows a hacker to take over your phone to listen in on your phone calls or send SMS messages to premium rate numbers. The attacker sends an invalid binary SMS message to the phone, and […]

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