Air-gapped systems, which are isolated from the Internet and are not connected to other systems that are connected to the Internet, are used in situations that demand high security because they make siphoning data from them difficult.. Air-gapped systems are used in classified military networks, the payment networks that process credit and debit card transactions for retailers, and in industrial control systems that operate critical infrastructure. Even journalists use them to prevent intruders from remotely accessing sensitive data. To siphon data from an air-gapped system generally requires physical access to the machine, using removable media like a USB flash drive or a firewire cable to connect the air-gapped system directly to another computer. The link for this article located at Wired is no longer available. . Isolated networks find application in secure government communications, the financial systems responsible for managing digital currencies.. Data Theft, Air-Gapped Security, Cyber Threats, Information Protection. . LinuxSecurity.com Team
If you work in an office that uses the popular CiscoUnified IP Phone 7900 Series, prepare to feel violated. A couple of security researchers have published details on a security vulnerability that allows a nefarious hacker to turn the phones into eavesdropping devices. The hack allows people to listen in on private phone calls as well as to nearby conversations.. The hack is executed with a small piece of hardware plugged into the local serial port of the Cisco phone. Once the device is connected to the phone, the hacker is able to execute code allowing them to remotely monitor phone calls and turn on the phone The link for this article located at Technabob is no longer available. . Cybercriminals take advantage of a vulnerability in Cisco IP devices to secretly listen in on discussions by gaining physical access.. Cisco IP Phones, Eavesdropping Threat, Phone Security, Remote Monitoring. . LinuxSecurity.com Team
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