Some 7,000 FTP sites and servers have been compromised to serve malware, and its administrators are usually none the wiser, claim Hold Security researchers.
Panda Security has identified malicious apps on Google Play that can sign users up to premium SMS subscription services without their permission.
Phishing emails purportedly sent by Microsoft are targeting the company's customers and trying to get them to reveal their login credentials and some personal information.
The number of phishing campaigns increased by more than 20 percent in the third quarter of 2013, with crimeware attacks evolving and proliferating, according to the APWG.
SecureMac has discovered a new Trojan which targets OS X and spies on web traffic to steal Bitcoins.
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