Introduction to NSFOCUS WAF Blocking Method

November 24, 2023 | NSFOCUS

When you configure a protection policy for your protected website and set the protection action to block, NSFOCUS WAF supports three methods to execute blocking actions: Source IP Block, Session Block, and UA Block. Session Block and UA Block are newly added on system version 6073. Each block supports three forms: Never, Permanently block, and […]

An Explanation of Traffic Abnormal in the NTA DDoS Attack Alert

November 16, 2023 | NSFOCUS

Traffic Abnormal does not differentiate between alert types. Any instance where the total traffic volume for a single destination IP exceeds the threshold is considered a traffic anomaly.

NTA SMTP Functionality Usage

November 10, 2023 | NSFOCUS

Customers can enable SMTP functionality to ensure timely receipt of alert notifications and device logs. Below are the steps to configure SMTP functionality. Configuring an SMTP Server 1. Choose Administration > Third-Party Interface > Email Service and click SMTP Server 2. Configure parameters Parameters for configuring an SMTP server: Parameter Description SMTP Server Address Specifies […]

NSFOCUS WAF Running Modes

November 7, 2023 | NSFOCUS

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. Mode Configuration Mode Configuration can be set to one of the following values (modes vary with deployment topologies): Emergency Mode After entering the […]

Introduction to WAF Exception Policy

October 27, 2023 | NSFOCUS

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 Policy, click Create in the […]

HTTP/2 Protection in ADS R90F03

October 20, 2023 | NSFOCUS

Function Description For HTTPS application layer protection, ADS establishes a TLS connection with a client in replace of the server, and then authenticates the client through the application-layer protocol HTTP. If the client properly responds to the HTTP packet from ADS, ADS deems this client reliable and will add it to the trust list so […]

SSL Certificate Replacement Guide for NSFOCUS ADSM and Portal

October 12, 2023 | NSFOCUS

When the SSL certificate for ADSM or ADSM Portal expires, we could replace it manually on the Web GUI. ADSM Click Choose File on Administration > Local Settings > SSL Certificate Replacement to upload .crt file and .key file. Then click Replace to update the SSL certificate. ADSM Portal Click Choose File on Administration > Third-Party Interface […]

Automated and Manual Backup Procedures for ADS, ADSM and NTA

October 6, 2023 | NSFOCUS

Configuration backup is important in many scenarios: Next, we will provide a step-by-step guide on performing configuration backup individually for ADS, ADSM, and NTA. ADS ADS supports one-click export of the current configuration. Click Export on ADS System > Local Settings > Configuration File Management to download configuration files directly: Pay attention to the following […]

Introduction to NSFOCUS WAF Website Group Health Check

September 28, 2023 | NSFOCUS

The Website Group Health Check feature at Security Management -> Website Protection -> Root -> Website Group Health Check -> One-Click Check helps users to check whether the website group policies are working as configured and identify potential issues of site configuration compiling. For example, if users change any current website policy during the period […]

Feature Adaptations on Slave ADSM in a High Availability Environment

September 15, 2023 | NSFOCUS

Sometimes, to ensure continuous business operations in the event of equipment failure, it is a common practice to configure High Availability (HA) using two ADSM devices. You can configure High Availability (HA) in ADSM by navigating to Administration > Local Settings > HA Configuration. Master: Slave: The master handles all services and periodically synchronizes heartbeat […]

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