Know thyself, know thy environment

Cisco Talos’ Threat Source newsletter summarizes this week’s security landscape: disclosures of multiple software vulnerabilities (with patches or mitigations), active incidents including a Qilin ransomware attack that impacted NHS blood supplies and a destructive PathWiper attack against Ukrainian infrastructure, news about device and privacy vulnerabilities (SinoTrack, Google), Microsoft Patch Tuesday updates, and a short list of prevalent malware hashes and detection names for telemetry and detection use.