Records
5411 records
4820 incidents · 591 responses
Unknown
#N/AUS2 countries
·Corporate Targets +1
Unknown Perpetrators Used Voice Phishing to Breach Home Healthcare Provider LHC Group in United States Between 7 and 15 April 2026
7 Apr 2026
Incident · Unattributed
7 Apr 2026
Unknown
#N/AUS2 countries
·Corporate Targets +1
Unknown Perpetrators Used Voice Phishing to Breach Home Healthcare Provider LHC Group in United States Between 7 and 15 April 2026
GBUnited Kingdom’s National Cyber Security Centre
APT28 (Russian Federation)
UK National Cyber Security Centre Issued Technical Advisory Concerning APT28 Router DNS Hijacking Campaign, 7 April 2026
Technical disclosure
7 Apr 2026
Technical disclosure
7 Apr 2026
GBUnited Kingdom’s National Cyber Security Centre
APT28 (Russian Federation)
UK National Cyber Security Centre Issued Technical Advisory Concerning APT28 Router DNS Hijacking Campaign, 7 April 2026
USCybersecurity and Infrastructure Security Agency
CyberAv3ngers
US Federal Agencies Issued Joint Advisory on Iranian-Affiliated Cyber Actors "CyberAv3ngers" Exploiting US Critical Infrastructure on 7 April 2026
Technical disclosure
7 Apr 2026
Technical disclosure
7 Apr 2026
USCybersecurity and Infrastructure Security Agency
CyberAv3ngers
US Federal Agencies Issued Joint Advisory on Iranian-Affiliated Cyber Actors "CyberAv3ngers" Exploiting US Critical Infrastructure on 7 April 2026
USUnited States Department of Justice
APT28 (Russian Federation)
US Department of Justice and FBI Neutralize DNS Hijacking Network Controlled by Russian APT28 Hackers ("Operation Masquerade") on 7 April 2026
Operational action
7 Apr 2026
Operational action
7 Apr 2026
USUnited States Department of Justice
APT28 (Russian Federation)
US Department of Justice and FBI Neutralize DNS Hijacking Network Controlled by Russian APT28 Hackers ("Operation Masquerade") on 7 April 2026
CAUSFICZ+1317 statescoordinated
GRU (Russian Federation)
International Partners Issued Public Service Announcement Concerning Russian GRU (APT28) Exploits Vulnerable Routers for DNS Hijacking; , 7 April 2026
Official policy
7 Apr 2026
Official policy
7 Apr 2026
CAUSFICZ+1317 states
GRU (Russian Federation)
International Partners Issued Public Service Announcement Concerning Russian GRU (APT28) Exploits Vulnerable Routers for DNS Hijacking; , 7 April 2026
Unknown
United States
·Health
Unidentified Perpetrators Targeted Signature Healthcare in Massachusetts, US on 6 April 2026
6 Apr 2026
Incident · Unattributed
6 Apr 2026
Unknown
United States
·Health
Unidentified Perpetrators Targeted Signature Healthcare in Massachusetts, US on 6 April 2026