ExisorWhat are Encryption Algorithms? Encryption is a means of transmitting messages or files in such a way that they are unreadable to anyone but the authorized recipient. Encryption uses complex algorithms to scramble data and decrypt the same data using a key provided by the message sender. Encryption ensures that information stays private and confidential, […]
What is Assessment and Authorization? Assessment and Authorization is defined by the Department of Interior (DOI) as a “…comprehensive assessment and/or evaluation of an information system policies, technical/non-technical security components, documentation, supplemental safeguards, policies, and vulnerabilities.”1 All systems and applications supporting Federal government agencies must follow National Institute of Standards and Technology (NIST) Risk Management […]
What is Network Analysis and Visibility? Zero Trust is a security framework requiring all users, both inside and outside of the network, to be authenticated, authorized, and continuously validated for security configuration and posture before being granted or keeping access to applications and data.1 Zero Trust assumes that there is no traditional network edge; networks […]
What is Remote Access Security? Secure remote access is the technology often used by IT personnel who must help their colleagues with tech problems from afar. Remote access is also helpful for workers who need to log in to a secure device that is connected to their on-premises company server while they are working from […]
What is Banner Grabbing? Banner grabbing is a method used by attackers and security teams to obtain information about network computer systems and services running on open ports. A banner is a text displayed by a host server that contains details such as the type and version of software running on the system or server. […]
What are Radio Equipment Directive Cybersecurity Requirements? The Radio Equipment Directive (RED) is a CE marking directive that regulates the placement of radio equipment on the EU market. CE stands for “conformité européenne” (French for “European conformity”); this marking is mandatory in the 27 EU member states, as well as in Iceland, Norway and Liechtenstein. The […]
What are Deepfakes? Deepfakes, a combination of “deep learning” and “fake”, are hyper-realistic videos, images, and sounds that are digitally manipulated to create people or events that do not exist, or to depict people saying and doing things that never actually happened. Deepfakes rely on neural networks that analyze large sets of data samples to […]
What are Spam Bots? A spam bot is a computer application that executes repetitive tasks to help to spread spam across the Internet through spam messages. A spam bot may also post spam in various places where users interact online, such as on forums or social media platforms. Spam bots can create fake accounts on […]
What is a Passive Attack? A passive attack refers to an unauthorized attempt to covertly access and monitor network traffic, without actually manipulating or modifying the data. The primary goal of this type of cyberattack is to quietly gather sensitive information, such as private login details, personal data, financial information, or other confidential data, without […]
What is Full Disk Encryption? Full disk encryption (FDE) or whole disk encryption is a means of protecting information by encrypting all of the data on a disk, including temporary files, programs, and system files. Some full disk encryption systems leave the boot sector of the disk unencrypted, while others encrypt that as well. Following […]