By Naveen Goud
Publication Date: 2026-07-28 06:57:00
Cybercriminals continue to exploit weaknesses in enterprise networks to deploy ransomware, steal sensitive information, conduct espionage, and carry out financially motivated attacks. In recent weeks, cybersecurity researchers have observed a significant increase in malicious activity linked to the Qilin ransomware-as-a-service (RaaS) operation.
Since mid-2026, the group has reportedly shifted its focus toward exploiting vulnerabilities in enterprise Virtual Private Network (VPN) solutions provided by major vendors, including Palo Alto Networks, Fortinet, Citrix, and Check Point.
According to a recent security study, Qilin affiliates are actively conducting credential-harvesting campaigns while targeting known vulnerabilities in widely deployed VPN platforms. By stealing login credentials and exploiting unpatched security flaws, attackers are gaining unauthorized access to corporate networks. Once inside, they can move laterally across systems, escalate…
