SearchNetworking Network Security

An arp-scan delivers a fast, focused scan of an organization’s local subnet. It is not fancy, but it’s an easily controlled method to learn exactly what’s connected.

Wi-Fi is a boon to productivity, but it can also create serious security issues. Learn how any company can uncover and fortify their wireless security setup.

File Integrity Monitoring (FIM) is a security process that continuously monitors and analyzes the integrity of an organization’s assets by comparing them against a trusted baseline to detect unauthorized changes or suspicious activity.

Information security (infosec) is a set of policies, procedures and principles for safeguarding digital data and other kinds of information.

Network security encompasses all the steps taken to protect the integrity of a computer network and the data within it.

Masscan delivers a quick assessment of open ports and listening services, but it helps to pair the utility with other scanning tools, such as Nmap.

Read installation info, basic commands and practical applications for Netdiscover, an ARP-based tool that identifies live hosts, detects unauthorized devices and enhances security.

Geo-blocking is blocking online content based on its location.

Use ssh-keygen to create new key pairs, copy host keys, use a single login key pair for multiple hosts, retrieve key fingerprints and more.

SSH tunneling creates secure encrypted connections through private and untrusted networks, enabling remote access, bypassing restrictions and protecting sensitive data transfers.

To manage security threats across devices and networks, IT administrators should implement tools and best practices for strong mobile network security.

Governance, risk and compliance (GRC) refers to an organization’s strategy, or framework, for handling the interdependencies of the following three components: corporate governance policies, enterprise risk management programs, and regulatory and company compliance.

Security theater refers to highly visible security measures that create the illusion of increased safety but don’t stop threats.

Communications security (COMSEC) is the prevention of unauthorized access to telecommunications traffic or to any written information that is transmitted or transferred.

IoT security is the technology segment focused on safeguarding connected devices and networks in the internet of things.

Nslookup is the name of a program that lets users enter a hostname and find out the corresponding Internet Protocol address or Domain Name System record.

A smart home is a residence that uses internet-connected devices to enable the remote monitoring and management of appliances and systems, such as lighting and heating.

Firewalls are an essential part of network security. As more employees use mobile devices for work, mobile firewalls are an increasingly vital security tool for organizations.

A content delivery network (CDN), also called a content distribution network, is a group of geographically distributed and interconnected servers.

The CISO (chief information security officer) is a senior-level executive responsible for developing and implementing an information security program.