HMAC url validation key (hexadecimal encoded). Leave blank to disable. Without validation key, anyone can submit proxy requests. Leave blank to disable. Generate with printf %s somevalue | openssl dgst -sha1 -hmac somekey.
option
HMAC url validation key (hexadecimal encoded). Leave blank to disable. Without validation key, anyone can submit proxy requests. Leave blank to disable. Generate with printf %s somevalue | openssl dgst -sha1 -hmac somekey.