Learning Center

Discover what an authoritative DNS server is, how it plays a crucial role in the DNS infrastructure, bridging IP addresses and domain names efficiently, and the risks they face.

A Next-Generation Firewall (NGFW) is a security appliance that provides defense against many types of cyber attacks. Learn what it is, and how to supplement it, with NETSCOUT.

Learn more about UDP floods, a form of DOS attack where the attack overwhelms random ports on a host with UDP packets.

As more transactions and services are protected by SSL, DDoS attacks on SSL secured services are on the rise. Find out more about SSL/TLS exhaustion DDoS attacks.

Find out everything you need to know about state-exhaustion DDoS attacks and learn how to protect your network infrastructure.

Looking for more information about how to prevent application layer DDoS attacks? You’ve come to the right place. Get the information you need to keep your network safe.

NETSCOUT explains what you need to know about volumetric DDoS attacks, why they’re so dangerous, and how to keep your network safe.

A computer bot – which is short for robot – is a software application programmed to execute specific tasks as part of another computer program or to simulate human activity. Bots...

Firewalls are security perimeter devices that monitor all traffic entering and exiting the network. Based on security rules assigned to the firewall, these devices determine if...

A Virtual Private Network (VPN) is an extension of a private network across a public or shared network that allows users to send and receive sensitive data as securely as if the...

A reflection amplification DDoS attack spoofs the source IP of an attacker’s DNS request, causing amplified response to be sent to the target computer instead of back to the...

A DDoS extortion attack, also known as a ransom DDoS attack (RDDoS), occurs when cybercriminals threaten individuals or organizations with a DDoS incursion unless an extortion...