Unknown threats constitute anything that can permeate a security system’s perimeters. New systems are so complex they are connected in ways that their manufacturers might not even understand. End users may not be aware that the interfaces of the control systems they operate are publically available on the internet. Cyber-criminals can search for a particular geographical site or for a specific vendor and breach the user interface (HMI) of that control system. If end users haven’t changed the standard password and user name from the vendor, cyber-attackers can actually start the operations.
Zero Days
, which personify the unknown vulnerability.rm that can take advantage of a vulnerability in software that others, including the software’s creators, have not discovered yet. Zero-day russia phone numbers exploits are rare because software creators work hard to ensure they release programs that don’t have those kinds of vulnerabilities. … when one is discovered in malware, it suggests a higher purpose, something beyond a cyber-criminal hoping to vacuum up credit card numbers.”22
Another type of serious threat is the “inside job,” created within an organization or a system such as a power plant or a federal agency. Following a cyber-attack, the perpetrators can actually take control of the system and build it with new vulnerabilities, which they can later come back and exploit. The energy sector is relying on basic technology like never before, and it is vulnerable.