Hiding the Trees in the Forest: Building Network Covert Channels with Hash-Based Covert Carrier Filtering

As an effective anti-censorship mechanism, network covert channels can provide data privacy protection and ensure communication security. However, the covertness of existing network covert channels primarily depends on the secrecy of their covert algorithms. With the increasing depth of research ...

OpFake, FakeInst Android Malware Variants Continue to Resist Detection

Android devices have remained a constant target of attacks over the last quarter thanks in part to new variants from the FakeInst and OpFake families of malware. According to the latest version of the F-Secure Mobile Threat Report, the firm found 5033 malicious Android application packages APKs, ...