Riley Hassell and Shane Macaulay, two researchers with mobile security-focused Privateer Labs, plan to present two theoretical attacks on Android at the Black Hat security conference next month, both demonstrating new ways that a piece of mobile malware downloaded to a phone can surreptitiously exploit unexpected functions to gain control of the device, steal data, or make expensive phone calls.

FORBES: Researchers Show Android Vulnerable To App-Hijacking Attacks

Sendmail's new NT 3.0 product provides NT administrators with security features, like header scanning, relay access control, and better defenses against theoretical attacks, to which Unix and Linux system administrators are already accustomed.

CNN: Sendmail brings open source technology from Unix to NT