Blog

What is Cloud Native Security

August 5, 2021 | Jie Ji

After nearly 20 years of cloud computing development, we have stepped into the cloud native era. Cloud native technologies, exemplified by container, service mesh, and micro-service, are bringing disruptive changes to IT infrastructure, platforms, and application systems deployed for various sectors and are also permeating industrial Internet platforms with IT/OT convergence, 5G infrastructure with IT/CT […]

Reflection on Detection of Encrypted Malware Traffic

July 29, 2021 | Jie Ji

The Internet has become an indispensable part of our lives, and it is of vital importance to work out how to guarantee the security of users’ sensitive information and privacy in cyberspace. Most of the Internet traffic is encrypted with Transport Layer Security (TLS), which cannot guarantee absolute security. Malware has been seen to use […]

A Look into Source Code of Paradise Ransomware, a “Custom-Built” Virus – 2

July 20, 2021 | Jie Ji

2. Encrypter: DP_Main 2.2 Self Copy and Automatic Running at Startup The program copies itself to %APPDATA%/DP/DP_Main.exe, and modifies the registry for automatic running at startup. 2.3 Deletion of Volume Shadow Backups The program uses CMD command parameters to delete volume shadow backups. 2.4 Upload of Encryption Information After obtaining disk information, the program begins […]

A Look into Source Code of Paradise Ransomware, a “Custom-Built” Virus – 1

July 16, 2021 | Jie Ji

Event Overview Recently, NSFOCUS CERT, through ongoing monitoring, found that the source code of the Paradise ransomware was leaked. Since data encrypted by Paradise cannot be decrypted now, the source code, if widely spread over the Internet, may cause a lot of trouble. Paradise had its source code leaked on a Russian hacker forum on […]

NSFOCUS Speaking at TELECOM EXCHANGE NYC 2019

May 14, 2019 | Adeline Zhang

  Telecom Exchange, one of the largest C-level networking events that provides unparalleled collaboration, education, and one-on-one engagement with the industry’s top decision-makers, is heading to NYC next week. Executives from all around the world will be meeting to discuss the complex network infrastructure ecosystems, technology and what it means for telecom. The event will […]

Daily Communication – Password Grading

April 30, 2019 | Adeline Zhang

   

Daily Communication – Entry of Outsiders

April 30, 2019 | Adeline Zhang

   

NSFOCUS Attack Threat Monitoring Wins 2019 Cyber Defense Magazine InfoSec Award

March 26, 2019 | Adeline Zhang

Earlier this month at RSA we released the newest service in our arsenal of holistic hybrid security solutions, Attack Threat Monitoring (ATM). We were thrilled not only to demo ATM at our RSA booth, but even more pleased to release the service to the public having already won an award. Cyber Defense Magazine examines thousands […]

NSFOCUS Cloud-in-a-Box Wins 2019 InfoSecurity Product Guide Excellence Award

February 15, 2019 | Adeline Zhang

NSFOCUS Cloud-in-a-Box Wins 2019 InfoSecurity Product Guide Excellence Award Four months after it was released to the general public, our newest cloud security service Cloud-in-a-Box has been named a bronze winner in the 15th annual 2019 InfoSecurity Product Guide’s Global Excellence Awards in the ‘Best Innovation in Cloud Security’ category. In this day and age, […]

Retrospective: NHS, ransomware and technical debt

May 31, 2017 | NSFOCUS

By: Stephen Gates, Chief Research Intelligence Analyst, NSFOCUS On May 15th, the NHS (UK’s National Health Service) suffered its single worst disruption to service in the history of the organisation. The disruption was due to a type of malicious software, known as ransomware, with the purpose of attempting to extort money from victims by encrypting their […]