By trusting an unknown third-party server to update security software, users open themselves up to the very malware they are trying to prevent. The safest "server list" is the official one provided by the vendor, accessed through a valid license or trial.
To maintain real, uncompromised security, either utilize official ESET trial licenses, look for legitimate discounts, or transition to a reputable, fully free security suite like Windows Defender or Bitdefender Free. eset nod32 update server list free
Unofficial update servers are third-party "mirrors" hosted by individuals. These servers claim to host copies of ESET’s virus signatures, allowing users with expired or pirated licenses to update their software by manually changing the address in the Advanced Setup. The Hidden Risks of Unofficial Servers By trusting an unknown third-party server to update