Cyberwarfare Archives - Page 5 of 10

U.S. Security Vendors Launch Critical Infrastructure Defense Project

Issued by: Security Week

Government warnings of heightened cyber risk to U.S. organizations as a by-product of the war in Ukraine are almost a daily occurrence. The government considers increased cyber activity aimed at U.S. and NATO organizations ‒ and particularly critical infrastructure organizations ‒ to be a serious threat. CISA has a ‘Shields Up’ page that states, “While…

Network Security

Russia Blocks Access to Facebook Over War

Issued by: Security Week

The agency, Roskomnadzor, said Friday it decided to cut access to Facebook over its alleged “discrimination” of the Russian media and state information resources. It said the restrictions introduced by Facebook owner Meta on the RT and other state-controlled media violate the Russian law. A week ago, the watchdog announced “partial restrictions” on access to…

Malware & Threats

Cyberattack Knocks Thousands Offline in Europe

Issued by: Security Week

According to Orange, “nearly 9,000 subscribers” of a satellite internet service provided by its subsidiary Nordnet in France are without internet following a “cyber event” on February 24 at Viasat, a US satellite operator of which it is a client. Eutelsat, the parent company of the bigblu satellite internet service, also confirmed to AFP on…

Malware & Threats

More Russian Attacks Against Ukraine Come to Light

Issued by: Security Week

For years, Russian advanced persistent threat (APT) actors have been observed launching various cyberattacks against Ukrainian targets, with some of these groups believed to be part of or under the direct supervision of Moscow’s secret service. Over the past months, at least two Russian state-sponsored groups have been observed launching cyberattacks against Ukraine, namely Gamaredon,…

Malware & Threats

Ukraine Attack: Hackers Had Access for Months Before Causing Damage

Issued by: Security Week

Tens of Ukrainian government websites were hacked earlier this month, many of them defaced with messages suggesting the attack was in response to the country’s pro-Western stance. Ukraine has blamed Russia for the attack, but the Kremlin has denied the accusations. The attack involved a new and destructive piece of malware that has been named…

Vulnerabilities

Chinese Spies Exploit Log4Shell to Hack Major Academic Institution

Issued by: Security Week

Tracked as CVE 2021-44228 and also referred to as Log4Shell and LogJam, the security hole affects the Apache Log4j Java logging framework and has been exploited in targeted attacks since early December. As part of a recent campaign, the OverWatch security researchers observed Aquatic Panda leveraging a modified version of the Log4j exploit for initial…

Malware & Threats

Microsoft Seizes Domains Used by China-Linked APT ‘Nickel’

Issued by: Security Week

The tech giant took over the websites after filing pleadings with the U.S. District Court for the Eastern District of Virginia, which quickly granted an order in this regard. While the move will prevent the group’s access to some of its victims, it is unlikely to put an end to Nickel’s activities. However, Microsoft does…

Malware & Threats

17 Malware Frameworks Target Air-Gapped Systems for Espionage

Issued by: Security Week

The list was created over the course of 15 years, but the last four of the frameworks emerged last year, proof of an increased interest by threat actors to target isolated systems. Only malware components working together to create an offline, covert communication channel between air-gapped networks and a threat actor were taken into consideration…

Network Security

Facebook, Twitter Take Down More State-Linked Accounts

Issued by: Security Week

Facebook removed over 800 accounts, pages and groups from the social media platform for engaging in what the company calls coordinated inauthentic behavior. Other accounts were taken down for brigading and mass reporting. The largest number of removed Facebook accounts, pages, and groups (548 in total, alongside 86 Instagram accounts) were associated with a network…

Software Security

Hardware Security Firm Axiado Banks $25M Investment

Issued by: Security Week

The company is building a Trusted Control/Compute Unit (TCU) product that is being positioned as a new class of security processors that provide platform root-of-trust for large enterprise customers. Axiado, which employs approximately 40 in Silicon Valley, said the $25 million Series B investment brings the total raised to $40 million. The round was led…