Identity has become a primary security boundary for most organizations, reducing the ability to solely trust other boundaries once associated with corporate networks. Users authenticate to cloud services using enterprise identities that provide access to collaboration platforms, business applications and sensitive data. With the adoption of software-as-a-service (SaaS) on the rise, people are shifting to platforms for communication and collaboration.
Threat actors have adapted to this shift. In addition to typical email-based phishing, attackers increasingly misuse trusted collaboration platforms to conduct identity phishing, impersonation, credential theft, malware delivery and social engineering. Over the last 12 months, our endpoint alerts of malicious activity associated with collaboration tools have more than quadrupled, as Figure 1 shows. This activity could involve compromised accounts, external federated organizations, guest accounts or trusted third-party relationships. In each case, the attackers seek to exploit the trust that people place in enterprise communication platforms.
Read more…
Source: Palo Alto Unit 42
Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox
Related:
- More than 1 million users affected in Mathspace data breach across Australia and New Zealand
September 7, 2026
More than a million people, including students, school staff, and parents, have been affected following a data breach at Mathspace, according to the learning provider. The company said, in a blog post, “unauthorised parties had accessed an internal reporting system used by Mathspace” and the exposed information included names and email addresses. It said the attackers accessed ...
- G7 tells businesses to get ready for quantum cybersecurity threats
September 7, 2026
The G7, a collection of some of the world’s most powerful economies, is urging organizations to adopt quantum-resistant encryption as soon as possible and minimize the risk of losing sensitive data to technologically advanced threat actors. Virtually every industry in the world today relies on encryption (the process of converting readable data into scrambled, unreadable data ...
- Dissecting a PHP web server rootkit
September 7, 2026
SophosLabs recently acquired a Linux implant associated with compromised BIG-IP Access Policy Management (APM) environments that use Apache and PHP components. The malware demonstrates advanced techniques including custom ELF loading, function hooking, and runtime code patching to evade detection while maintaining persistent access through hidden web shells. The implant delivers a familiar outcome – on-demand server‑side ...
- Ransomware hackers dump 1.4 million stolen records from German government
September 7, 2026
A cybercriminal group known as Rhysida allegedly broke into the network of Berlin’s state government and exfiltrated 1.44 million files. They then tried to extort the government entity for money and when that failed, they leaked it all into the dark web. According to multiple sources, the group first claimed responsibility for the attack on an ...
- LG TV flaws could let attackers listen in, even in standby mode
September 7, 2026
Smart TVs are internet-connected computers with microphones, app stores, advertising systems, and access to the same home networks used by your family’s phones, laptops, printers, and smart-home devices. In the past, we reported on Samsung settling a lawsuit with the Texas Attorney General over how its smart TVs collect and monetize viewing data using Automated Content Recognition (ACR). ACR technology samples what appears ...
- US military disabled ad tracking on troops’ devices following reports of targeted attacks
September 4, 2026
The U.S. Department of Defense has disabled advertising tracking on troops’ phones and computers as part of an effort to protect them from threats that target their locations, according to a letter shared with Sen. Ron Wyden. Per a letter shared with the senior Democrat on the Senate Intelligence Committee, Wyden said that the U.S. Army, ...