An adjustable connector for armored that includes a body, a hub, a clamp and a coupling nut. In some examples, an external signal may be injected into a ring oscillator. In some embodiments, application malware filtering for advertising networks includes receiving ad content; processing the ad content; and automatically determining whether the ad content is associated with a malicious app. By designating the link, the user can request reputation information associated with the link, including information as to whether or not content associated with the link, an application used to access the content, andor source on which the content resides, are known to be dangerous or risky.