Stay informed on the latest exposure risks in information security. Expert analysis, breach updates, and data leak prevention tips. Stay secure!
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Background for this topic.
Exposure is the condition in which a system, service, credential, vulnerability, or sensitive information is accessible or discoverable by people or systems that should not reach it. In threat modeling, it describes an attack surface or loss of control—not proof that an attacker has succeeded. Examples include an internet-facing administration interface, cloud storage with unintended permissions, a secret committed to source code, or personal data sent to an unintended recipient. Its significance depends on what is exposed, who can reach it, and which protections remain.
The primary defense is exposure reduction: maintain an accurate asset inventory, remove unnecessary public access, enforce least-privilege permissions and strong authentication, patch externally reachable software, and revoke leaked credentials or secrets. Encryption can limit the value of exposed data, but does not correct an exposed access path. Continuous scanning and log review help identify changes and support rapid containment when exposure is discovered.
Established network security players like Check Point are responding to the shift to cloud-native applications, which have exposed more vulnerabilities in open source software supply chains.
Scandinavian Airlines (SAS) has posted a notice warning passengers that a recent multi-hour outage of its website and mobile app was caused by a cyberattack that also exposed customer data. [...]
A new financially motivated campaign that commenced in December 2022 has seen the unidentified threat actor behind it deploying a novel ransomware strain dubbed MortalKombat and a clipper malware known as Laplas
How newly exposed security weaknesses in industrial wireless, cloud-based interfaces, and nested PLCs serve as a wake-up call for hardening the physical process control layer of the OT network.
Also: Russian wiper malware authors turn to data theft, plus this week's critical vulns in brief The notorious LockBit ransomware gang has taken credit for an attack on the Royal Mail – but a deadline it gave for payment has come and gone with nothing exposed to the web except the group's claims.…