October 23, 2023 at 09:25AM
QNAP has successfully taken down a malicious server used in widespread brute-force attacks on NAS devices with weak passwords. With the help of Digital Ocean, they quickly identified and blocked the command-and-control server within 48 hours. QNAP urges customers to implement security measures, including changing default access port numbers and using strong passwords. NAS devices are frequently targeted by cybercriminals for data theft and ransomware attacks.
Key points from the meeting notes:
– QNAP took down a malicious server used in widespread brute-force attacks targeting NAS devices with weak passwords.
– The attacks were detected on October 14 and the server was taken down within two days with assistance from Digital Ocean.
– QNAP’s Product Security Incident Response Team successfully blocked hundreds of zombie network IPs and identified the source C&C server within 48 hours.
– QNAP urges customers to secure their devices by changing default access port numbers, deactivating port forwarding and UPnP, using strong passwords, implementing password policies, and deactivating the admin account targeted in the attacks.
– Detailed instructions on implementing defensive measures can be found in QNAP’s security guide.
– QNAP promptly identified the attack through cloud technology and protected users from harm.
– QNAP regularly warns customers about brute-force attacks and the risk of ransomware attacks.
– NAS devices are frequently targeted by cybercriminals due to the valuable data they store.
– Other NAS makers, like Synology, have also warned customers of similar attacks.
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