Hash Query Functions
Functions for creating or validating string hashes.
Table: Event & Hash Query Functions
Function | Default Argument | Availability | Description |
---|---|---|---|
base64Decode([as], [charset], field) | field | Performs Base64 decoding of a field. | |
crypto:md5([as], field) | field | introduced in 1.104.0 | Computes a cryptographic MD5-hashing of an input string |
hash([as], field, [limit], [seed]) | field | Computes a non-cryptographic hash of a list of fields. | |
hashMatch([bits], [field], [hash], input, [salt]) | input | Calculates a secure hash of a field and uses it to match events as a filter. | |
hashRewrite([as], [bits], field, [hash], [replaceInRawstring], salt) | field | Calculates a secure hash of a field for storing in the event. | |
tokenHash([as], field) | field | Calculates a structure hash which is equal for similarly structured input. |