Jie Ji

NSFOCUS Attends APEX CBET II

September 14, 2021

BEIJING. – Sep 14, 2021 The 2nd APEC Cross-Border E-Commerce Training (APEC CBET II) is held at 9:00am-11:30am (GMT+8) on September 8, 15 & 22, 2021 by the Department of International Trade and Economic Affairs of the Ministry of Commerce of China, supported by DHgate. This event is facilitated specifically to discuss about digital transformation […]

Top Four Risks When Using Serverless Function in Cloud Native Applications

September 10, 2021

Serverless is a new computing mode of the cloud native architecture, mainly taking the form of function as a service (FaaS). For the serverless mode, developers will write a function and define when and how to invoke it and then the function will run in the server provided by the cloud provider. All developers need […]

API Security in Cloud Native Applications

September 7, 2021

Cloud native applications, based on the microservice architecture, interact with each other by sending requests or response through APIs. Arguably, API communications play an essential role in interactions of cloud native applications. Therefore, API security is an indispensable part of cloud native application security. API-related security issues shown below have a direct impact on security […]

INFRAHALT: NicheStack TCP/IP Stack High-Risk Vulnerabilities Threat Alert

September 3, 2021

Overview Recently, researchers from JFrog and Forescout released a joint report to publicly disclose 14 security vulnerabilities (collectively referred to as INFRA:HALT) in the NicheStack TCP/IP stack, announcing that these vulnerabilities could lead to remote code execution, denial of service, information disclosure, TCP spoofing, or DNS cache poisoning. Researchers noted that attackers that successfully exploited […]

Zero-Trust Cloud Native Network Security Enabled by Micro-segmentation

August 31, 2021

Traditional networks or virtual networks have employed network segregation technologies like VLAN or VPC which are, however, more often used for segregation of deterministic networks or tenant networks. In cloud native environments, containers or microservices have a shorter lifecycle and change more frequently compared with traditional networks or tenant networks. Complex business access relationships are […]

Exim Remote Code Execution Vulnerability (CVE-2020-28020) Threat Alert

August 30, 2021

Overview In May, Qualys publicly disclosed 21 security vulnerabilities in the Exim server, announcing that these vulnerabilities affected all Exim versions released after 2004 and most of them can be exploited in default configurations. Recently, NSFOCUS found that certain vulnerability details and PoCs were publicly available. Among the vulnerabilities, the most severe one is the […]

Microsoft August Security Updates for Multiple High-Risk Product Vulnerabilities

August 27, 2021

Overview According to NSFOCUS CERT’s monitoring, Microsoft released August 2021 Security Updates on August 11 to fix 46 vulnerabilities, including high-risk remote code execution and privilege escalation, in widely used products like Windows, Microsoft Office, ASP.NET Core, Visual Studio, and Azure. This month’s security updates fix seven critical vulnerabilities and 39 important ones, including three […]

Security Visibility Augmented by Cloud Native

August 25, 2021

In the cloud native era, containerized infrastructure makes possible much more lightweight applications that run faster. Dozens or even hundreds of containers can be rapidly deployed and run on a host. What’s more, Kubernetes and other container orchestration platforms provide excellent security management mechanisms like load balancing, task scheduling, and fault tolerance. Therefore, in a […]

Windows Privilege Escalation Vulnerability (CVE-2021-36934) Threat Alert

August 24, 2021

Overview Recently, NSFOCUS CERT discovered a critical security bulletin released by Microsoft to disclose a privilege escalation vulnerability (CVE-2021-36934) in Windows. A privilege escalation vulnerability exists because of overly permissive Access Control Lists (ACLs) on multiple system files (including the Security Account Manager (SAM) database). When a built-in administrator account is enabled in the system, […]

NSFOCUS Appraised Maturity Level 5 of CMMI Development V2.0

August 23, 2021

We are very excited to announce that NSFOCUS has been appraised at Maturity Level 5 of the CMMI Institute’s Capability Maturity Model Integration (CMMI)® Version 2.0. CMMI is a proven set of global best practices that drives business performance through building and benchmarking key capabilities. It is an integrated framework of best practices that can rapidly […]

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