The House of Commons and Canada’s cybersecurity agency are investigating a significant data breach caused by an unknown “threat actor” targeting employee information.
According to an internal email obtained by CBC News, the House of Commons alerted staff on Monday that there was an information breach. It said a malicious actor was able to exploit a recent Microsoft vulnerability to gain unauthorized access to a database containing information used to manage computers and mobile devices. Some of the information obtained by the hacker is not available to the public, according to the email.
Read more…
Source: CBC News
Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox
Related:
- Meta, Starlink and Microsoft team up with the FBI to delete over 1.4 million accounts and seize millions in cryptocurrency related to huge scam networks targeting Americans
June 4, 2026
Dozens of people have been arrested, and millions of dollars in cryptocurrency seized, in a large-scale, multi-national operation against internet scammers and fraudsters. On May 18, the US Department of Justice, the FBI, Secret Service, law enforcement agencies in the UK, Australia, Canada, New Zealand, and Thailand, as well as multiple commercial businesses such as Meta, ...
- Chinese spies use LinkedIn to target UK officials and military staff
June 3, 2026
Chinese spies are targeting UK government and military staff on job websites including LinkedIn to try to get access to classified or sensitive information, MI5 has warned. A bulletin has been released by the Five Eyes powers – the UK, US, Australia, Canada and New Zealand – highlighting an “aggressive” online recruitment strategy where spies for Beijing military ...
- Police arrest SMS blaster crew that sent malicious messages to thousands across Toronto
May 7, 2026
Police have arrested and brought 44 charges against three men for allegedly operating an SMS blaster in downtown Toronto. The scheme, which began in November 2025, is the “first known instance” of an SMS blaster operating in Canada, according to the police report. In a statement, the Toronto Police Service said it believes tens of thousands of ...
- Hackers crawled Canadian streets with SMS blasters causing 13 million network disruptions
May 1, 2026
Authorities in Canada have disclosed details of a mobile cyber operation that relied on SMS blasters mounted inside vehicles moving through urban areas. Three suspects drove around downtown Toronto with these hidden devices running in their cars, impersonating cell towers. The Toronto Police Service confirmed that this marked the first operation of its kind ever recorded ...
- Telus probes cybersecurity incident that ‘ShinyHunters’ group claims responsibility for
March 12, 2026
Canadian telecommunications and business services firm Telus is investigating a cybersecurity incident involving unauthorized access to some of its systems, a company spokesperson said on Thursday. The ShinyHunters hacking group told Reuters in a message it stole at least 700 terabytes of data from Telus. All business operations within the company “remain fully operational, and there ...
- Canadian Investment Regulatory Organization data breach reveals info on 750,000 investors
January 19, 2026
The 2025 cyberattack at the Canadian Investment Regulatory Organization (CIRO) affected roughly 750,000 Canadians, it has now confirmed. Founded in 2023, CIRO is Canada’s national self-regulatory body that oversees investment dealers, trading activity, and market integrity. In mid-August 2025, CIRO disclosed a cyberattack and data breach, saying it was forced to shut down parts of its ...