Simple Network Management Protocol (SNMP) is an application-layer protocol that transmits management data between network devices. SNMP belongs to the Transmission Control Protocol/Internet Protocol (TCP/IP) family and is one of the most widely used network protocols for managing and monitoring network components across a variety of industries. The majority of...
Tag: waf
NSFOCUS WAF Running Modes
NSFOCUS WAF supports multiple running modes. You can modify the running mode based on the network topology. Deployment Topology Deployment Topology can be set to In-Path, Out-of-Path, Reverse Proxy, Mirroring or Plugin-enabled. In-Path Deployment: Deployed between the client end and the Web server, WAF checks traffic destined for the Web...
Introduction to WAF Exception Policy
Exception policies are supplements or restrictions to configured basic or advanced protection policies. On the Exception Policy page, you can create, edit, delete, and duplicate exception policies. You can also create and edit exception policies on the Website Protection page. Configuration procedure: Choose Security Management > Policy Management > Exception...
Introduction to NSFOCUS WAF Apply Rule Database
In the versions before 6.0.7.3.61634, after users upgrade the NSFOCUS WAF Rule Database, they have to add the new rules one by one to the website’s policy based on the rule name or the rule number manually to apply the new policies. To improve user experience, the NSFOCUS WAF version...
Path Traversal Attack Protection
A path traversal attack, or directory traversal, aims to access files and directories stored outside the web root folder. When the server does not check the user input strictly, by manipulating variables that reference files with "dot-dot-slash (../)" sequences and its variations or by using absolute file paths, it may...
NSFOCUS WAF Log4j2_RCE Protection
Logging events is a critical aspect of software development. While there are lots of frameworks available in Java ecosystem, Log4j has been the most popular for decades, due to the flexibility and simplicity it provides. Apache Log4j is part of the Apache Logging Services, a project of the Apache Software...
