NSFOCUS Case Study on Protection Against Carpet-Bombing Attacks
September 16, 2022
Introduction According to the H1 2022 NSFOCUS Global DDoS Attack Landscape report released on 6 Sept 2022, DDoS attacks made a surprising 205% increase compared with the first half of 2021. When it comes to the carpet-bombing attacks prevalent in recent years, more than 100,000 IP addresses on hundreds of network segments were hit by […]
Configuring Collaboration Between NTA and ADS
September 15, 2022
This document describes how to configure collaboration between ADS and NTA. NTA offers network monitoring and DDoS attack detection. If a DDoS attack is detected, NTA starts collaboration with ADS according to pre-defined rules to notify ADS. Then ADS starts the traffic diversion mechanism to divert suspicious traffic from the router or switch to ADS. […]
Large-scale DDoS Attacks Target Many Critical Industries as Election Approaches in Brazil
September 13, 2022
1. Background As early as 2016, a report from BitSight, an American cybersecurity ratings company, showed that Brazil is one of the riskiest countries to do business in. According to the cyber threat report released by SonicWALL, Brazil suffered more than 33 million intrusion attempts in 2021, and suffered ransomware attacks second only to the […]
Introduction to Web APIs of ADS
August 18, 2022
O&M personnel can quickly and easily perform operations such as information query and diversion configuration through web APIs. If web APIs of ADS are to be used by the management platform, mutual authentication between the management platform and ADS must be performed first to ensure security. The procedure is as follows: Step 1:Choose System > […]
Configuring Collaboration Between ADS and ADS M
July 25, 2022
ADS M supports standalone management and cluster management. In standalone management mode, ADS M manages a single ADS in an in-path or out-of-path deployment. In cluster management mode, ADS M manages multiple ADSs as a cluster for automatic synchronization of device configuration and protocol synchronization among these ADSs. The following describes how to configure stand-alone […]
Cloud DPS – Optimization for a Managed Security Service Customer
July 27, 2021
Today DDoS attacks are continuing to increase in frequency, volume and duration to affect a business’s continuity and reputation. DDoS mitigation capability has become the top priority for CIO/CISOs in Enterprise, Internet content providers and government, while they may have to face the challenge of finding sufficient experienced security professionals to build, maintain and operate […]
Case Study: A 400G DDoS Attack Event Captured By NSFOCUS in Hong Kong S.A.R.
July 6, 2021
Event look back A NSFOCUS Cloud DPS customer with their servers located in Hong Kong SAR has encountered a series of mass DDoS attacks lasted for four (4) days, from June 20th to 24th. The attackers managed to create serval spikes including the biggest one reaching 399.2 Gbps and followed by another at 360 Gbps. […]
Recommendations on Protection Against Random Subdomain Attacks
July 2, 2021
What is a Random Subdomain Attack? A Random subdomain attack is also known as a pseudo-random subdomain (PRSD) attack due to the use of pseudo-random algorithms. A PRSD attack is an approach of double attack against both DNS caching servers of Internet service providers (ISPs) and local authoritative servers of customers. During such an attack, […]
2020 DDoS Attack Landscape Report – 3
June 23, 2021
Key Findings – 4 DDoS Protection Techniques Need to Continue to Evolve with Emergence of New Attack Vectors NXNSAttack, a new vulnerability in DNS, can be exploited to launch massive DDoS attacks In May 2020, Israeli researchers reported a new DNS server vulnerability and dubbed it NXNSAttack. This vulnerability exists in DNS’s recursive resolution process. […]
Why only have the Gi-FW and GTP inspection isn’t enough for 5G security?
June 18, 2021
Written By: Bruno CarvalhoSystem Engineer UK & Western Europe Firstly, to become this information clearer is interesting to answer the question…What is GPRS Tunneling Protocol (GTP)? GPRS Tunneling Protocol (GTP) is a 2.5G technology that provides interconnection between various network interfaces, enabling mobile users to roam seamlessly between networks of different generations. The GTP protocol […]
