Category Archives: SMS / Texting

Cloudmark’s 2014 Annual Security Threat Report

It’s been a hot year for messaging security. In our 2014 Annual Security Threat Report we take a look at, among many other topics, findings of DNS resource exhaustion/water boarding at a major ISP, a deeper look at the highest volume spam campaign to reach Apple iMessage users to date, and delve into the a […]

U.S. SMS Phishing Attacks on the Rise this Fall

SMS Bank and account phishing in the U.S. more than tripled in September and continues as the nation’s number one category of reported SMS. However, some very notable cities such as New York City have dodged these malicious attempts at users’ financial and account details. Over the past two months, we’ve seen a sharp increase […]

Phishing in the iCloud and Vegas

Up noticeably this month, a new form of broader bank phishing attacks seems to be targeting various parts of the U.S. including Las Vegas where 63 percent of all reported SMS spam turns out to be bank phishing. The trend continued during the finals days of August as an average 46 percent of all reported […]

Android Worms And How To Prevent Them

Recently, a malware attack in China infected around 100,000 Android devices in a few days. FireEye described the attack in their blog, and christened it XXShenqi. They call it a phishing attack, but I prefer the term worm, in that infected devices sent SMS messages to the owner’s contact list attempting to convince them to […]

Black Hat 2014: Cellular modem vulnerabilities threaten mobile users

Mobile broadband modems are small USB sticks that connect a computer to the internet through a cellular network. The great convenience of being able to stay connected outside of areas with Wi-Fi has led to over 100 million of these devices being sold. However, security flaws in these ubiquitous modems may become a boon for cybercriminals. […]

Glide video messaging app continues to generate high levels of SMS spam complaints

Earlier this year we were seeing a number of reports of SMS spam related to Glide.me, which is a mobile video messaging app. Tried video texting? http://i.glide.me/join Ready for Glide? http://i.glide.me/join Seen Glide? http://i.glide.me/join Tried video texting? http://i.glide.me/join Glide.me has had a history of spam, including where they admitted that they were spamming and would […]

Cloudmark’s 2014 Q2 Global Messaging Threat Report

Spammers and attackers in both email and SMS were quick to redouble their efforts this quarter. In our 2014 Q2 Global Messaging Threat Report, we take a look at some of these various new trends popping up around the world. Comically, email phishers were quick to exploit the Heartbleed exploit without using the exploit. Deploying […]

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