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NSFOCUS Releases IP Chain Gang Report on Behavior of Recidivist Hackers

January 30, 2019 | Devika Jain

  In a new report, NSFOCUS introduced the IP Chain-Gang concept, in which each chain-gang is controlled by a single threat actor or a group of related threat actors that exhibit similar behavior among the various attacks conducted by the same gang. The report analyzes the IP Chain-Gangs attack types, volume, size of events, gang […]

APT/APT-GET RCE Vulnerability (CVE-2019-3462) Handling Guide

January 30, 2019 | Mina Hao

1 Vulnerability Overview Recently, a security researcher discovered a critical vulnerability in the Advanced Packaging Tool (APT) of Linux. This vulnerability stems from the APT’s failure to properly handle redirects, which can be triggered via a man-in-the-middle attack or a malicious package mirror, resulting in remote code execution.

Technical Report on Container Security (IV)-5

January 30, 2019 | Mina Hao

Container Security Protection – Container Network Security Container Network Security

Linux apt/apt-get Remote Code Execution (RCE) Vulnerability (CVE-2019-3462) Threat Alert

January 28, 2019 | Mina Hao

Overview On January 22, 2019, local time, security researcher Max Justicz announced his discovery of a remote code execution (RCE) vulnerability in Linux apt/apt-get. This vulnerability stems from the APT’s failure to properly handle certain parameters involved in HTTP redirects. It can be triggered via a man-in-the-middle attack or a malicious package mirror, resulting in […]

Genius? Lunatic? Maybe Both (II)

January 28, 2019 | Mina Hao

The ubiquity of the Internet is attracting more and more youths to the computer industry, especially the hacker community that holds a supreme position in the realm of cyber security. Every person eager to be part of the IT industry seems to be able to get something from it, ranging from appearing cool to making […]

IP Reputation Report-01252019

January 25, 2019 | Mina Hao

Top 10 countries in attack counts: The above diagram shows the top 10 regions with the most malicious IP addresses from the NSFOCUS IP Reputation databases at January 25, 2019. CN increased 1% from 43% to 44% and US stayed at 12% from last week.

Mobile Office — Two-Step Verification

January 25, 2019 | Mina Hao

Case Analysis It is a common practice to protect an account with a password. However, the account will be compromised if the password is disclosed. Now many mobile phones or apps support two-step verification. When detecting a login to your account from another phone, the mechanism requires the other form of authentication, for example, a […]

Technical Report on Container Security (IV)-4

January 24, 2019 | Mina Hao

Container Security Protection – Image Security Image Security Images are the basis of containers. Therefore, their security speaks a lot for that of the entire container ecosystem. Container images are a series of images stacked layer by layer. They are distributed and updated through image repositories. The following sections describe how to secure images from […]

2019 Predictions: Email Attachments, IoT, and Cryptominers to be Security Pain Points

January 23, 2019 | Devika Jain

  Data breaches in 2018 compromised personal information of millions of people around the world, most notably from large corporations such as Facebook, Marriott, T-Mobile and Quora. Seemingly every week there is a new breach reported, and consumers have taken notice. In the past year, the average number of overall daily searches for keywords such […]

Oracle January 2019 Critical Patch Update Security Advisory for All Product Families

January 22, 2019 | Mina Hao

Overview On January 15, 2019, local time, Oracle released its own security advisory and third-party security advisories for its January 2019 Critical Patch Update (CPU) which fix 284 vulnerabilities of varying severity levels across the product families. For details about affected products and available patches, see the appendix.