Subscribe to RSS Feed

Cloudmark Blog

Intelligence Briefings from the War on Spam

Archive for the ‘Mobile’ Category

Apple SMS phishing and the iCloud


Tuesday, July 22, 2014 by Andrew Conway

Just last night, I upgraded my Mac Air to the latest release of OSX. The upgrade did not go as smoothly as most. When rebooting, my computer hung for a couple of hours with the screen saying Restarting . When I finally got bored with this and held down the power key for a hard […]

Cloudmark’s 2014 Q2 Global Messaging Threat Report


Wednesday, July 16, 2014 by Tom Landesman

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 […]

How to Report Text Message Spam: Samsung Galaxy S5 (TouchWiz)


Wednesday, July 02, 2014 by Tom Landesman

Plagued with annoying spam texts on your Samsung device? Report them to the GSMA spam reporting service! On most networks this can be done by forwarding them to 7726 (that’s S-P-A-M on your phone’s keypad.) Reporting these spam messages helps your mobile operator to take action against spammers and prevent further spam. Please note: while many […]

How to Report Text Message Spam: Android (KitKat, 4.4)


Wednesday, July 02, 2014 by Tom Landesman

Plagued with annoying spam texts on your Android device? Report them to the GSMA spam reporting service! On most networks this can be done by forwarding them to 7726 (that’s S-P-A-M on your phone’s keypad.) Reporting these spam messages helps your mobile operator to take action against spammers and prevent further spam. Please note: while many […]

Pinterest hit by the Com Spammers. Dr. Oz says he is not responsible.


Thursday, June 19, 2014 by Andrew Conway

Pinterest was hit this week by a vast diet pill spam attack from a well established cyber criminal gang we call the Com Spammers. As well as attacks on social networking sites such as Pinterest, they have also been active for years in email and SMS spam. Their landing pages often contain video clips from […]

As Predicted, Ransomware is the Latest Mobile Threat


Wednesday, June 18, 2014 by Andrew Conway

Another one of Cloudmark’s predictions for 2014 has proved to be correct. Last December our CTO Neil Cook wrote: Malware has also kept up a steady migration to the mobile space with ransomware set to be a logical next step in future. In its simplest form, ransomware could simply copy sensitive information from the phone […]

World Cup Generates World Wide Spam


Friday, June 13, 2014 by Andrew Conway

As World Cup fever takes the globe by storm, spammers are capitalizing on the excitement around the event. Here’s an extract from one example we have seen. It’s an advanced fee scam, similar to the “Nigerian Gold” or “Spanish Prisoner” con tricks. The victim is asked to pay an ever increasing series of fees in order […]

How to Report Text Message Spam: iOS7 iPhone


Tuesday, June 03, 2014 by Tom Landesman

Plagued with annoying spam texts on your iPhone? Report them to the GSMA spam reporting service! On most networks this can be done by forwarding them to 7726 (that’s S-P-A-M on your phone’s keypad.) Reporting these spam messages helps your mobile operator to take action against spammers and prevent further spam. Please note: while many mobile […]

AOL’s DMARC change fends off Com Spammers attack, but data breach still not explained


Tuesday, April 29, 2014 by Andrew Conway

In the past two weeks it’s quite possible that you received spam apparently from a friend’s AOL account, saying something like Have a nice day or People say it really works and then a link to what looks like a news magazine web site talking about diet pills. Here’s one of several that I received. […]

Cloudmark’s 2014 Q1 Global Messaging Threat Report


Thursday, April 17, 2014 by Tom Landesman

Current events around the world became the focal point of many malicious and innocuous spam campaigns in the email and mobile messaging space this quarter. In Cloudmark’s 2014 Q1 Global Messaging Threat Report we’ve detailed several malicious campaigns that have reverted to a more old fashioned way of distributing malware, email spam, following the arrest […]


Learn More About Cloudmark:

Our Products
News and Events
Site Map  •  Privacy Policy  •  ©2002–2014 Cloudmark, Inc.