Krebs on Security

FEBRUARY 18, 2019

This post seeks to document the extent of those attacks, and traces the origins of this overwhelmingly successful cyber espionage campaign back to a cascading series of breaches at key Internet infrastructure providers. federal civilian agencies to secure the login credentials for their Internet domain records. That changed on Jan.

DNS 262

DNS Internet Internet Government 262

Security Affairs

DECEMBER 24, 2019

Russia successfully disconnected from the internet. Russia’s government announced that it has successfully concluded a series of tests for its RuNet intranet aimed at country disconnection from the Internet. One of them is checking the integrity and security of the Internet as a result of external negative influences.”

Internet 88

Internet Internet DNS Surveillance 88

Security Affairs

JANUARY 7, 2024

Between 2017 and 2019, the APT group mainly used DNS hijacking in its campaigns. The group targets government entities, Kurdish (political) groups like PKK, telecommunication, ISPs, IT-service providers (including security companies), NGO, and Media & Entertainment sectors; Over the years, the group enhanced its evasion capabilities.

Media 120

Media Accountability Telecommunications Government 120

Security Affairs

NOVEMBER 29, 2019

The new “ Hi-Tech Crime Trends 2019/2020 ” report describes attacks on various industries and critical infrastructure facilities, as well as campaigns aimed at destabilization of the Internet in certain countries. Internet destabilization at state level. The telecommunications sector: Are providers ready for 5G?

Banking 86

Banking Telecommunications Marketing Internet 86

SecureList

APRIL 27, 2021

Although Lyceum still prefers taking advantage of DNS tunneling, it appears to have replaced the previously documented.NET payload with a new C++ backdoor and a PowerShell script that serve the same purpose. The victims we observed were all high-profile Tunisian organizations, such as telecommunications or aviation companies.

Malware 139

Malware Spyware Government Social Engineering 139