Telco giant Colt suffers attack, takes systems offline


Multinational telco Colt Technology Services says a “cyber incident” is to blame for its customer portal and other services being down for a number of days

Per its status page, the issues began on August 12 when a reported incident led to disrupted services for some customers. The London-headquartered company’s customer portal, Colt Online, was the most notable service the attack rendered unavailable, and it remains down as of Friday.

Read more…
Source: MSN News


Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox


Related:

  • North Korea-backed hackers launch newly detected cyberattack using HWP object linking and embedding code

    December 22, 2025

    A North Korea-linked cyber hacking group appears to have launched a new cyberattack campaign, code-named “Artemis,” that embeds malicious code inside computer files, a report showed Monday. The Genians Security Center (GSC), a South Korean cybersecurity institute, said in a report that it detected the operation believed to have been carried out by APT37, a Pyongyang-backed ...

  • Romania: Around 1,000 systems compromised in ransomware attack on water agency

    December 22, 2025

    Romania’s cybersecurity agency confirms a major ransomware attack on the country’s water management administration has compromised around 1,000 systems, with work to remediate them still ongoing. Administrația Națională Apele Române (Romanian Waters) says its geographical information system applications servers, database servers, Windows workstations, Windows Servers, email and web servers, and domain name servers are all affected. ...

  • Hackers hijacking WhatsApp accounts without any need to crack the authentication

    December 21, 2025

    Security researchers are warning WhatsApp users about a growing account hijacking technique that does not rely on breaking passwords or bypassing encryption. Attackers exploit WhatsApp’s legitimate device-linking feature to quietly attach their own browser to a victim’s account. Once linked, the attacker can read messages in real time, download shared media, and send messages that appear ...

  • Data breach exposes 400,000 bank customers’ information

    December 20, 2025

    A major data breach tied to U.S. fintech firm Marquis is rippling through banks, credit unions and their customers. Hackers broke into Marquis systems by exploiting a known but unpatched vulnerability in a SonicWall firewall, gaining access to deeply sensitive consumer data. At least 400,000 people are confirmed to be affected so far across multiple states. ...

  • U.S. DOJ: Ukrainian National Pleads Guilty to Conspiracy to Use Ransomware

    December 19, 2025

    Earlier today, in federal court in Brooklyn, Artem Stryzhak pleaded guilty to conspiracy to commit fraud and related activity, including extortion, in connection with computers, for his role in a series of international ransomware attacks. Stryzhak, a Ukrainian citizen, was arrested in Spain in June 2024 and extradited to the United States on April 30, ...

  • Cisco email security products actively targeted in zero-day campaign

    December 19, 2025

    A China-affiliated threat actor has been abusing a zero-day vulnerability in multiple Cisco email appliances to gain access to the underlying system and establish persistence. Cisco confirmed the news in a blog post and a security advisory, urging users to apply provided recommendations and harden their networks. In its announcement, Cisco said it first spotted the ...