Supported Condition operators and keys in Bucket Policies

Supported condition operators

Condition operators are categorized as follows:

• String
• Numeric
• Boolean
• IP address
• Null check

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StringEquals	Compares a key to a string value based on exact matching (case sensitive).
StringNotEquals	Compares a key to a string value based on negated matching (case sensitive).
StringEqualsIgnoreCase	Compares a key to a string value based on exact matching (ignores case).
StringNotEqualsIgnoreCase	Compares a key to a string value based on negated matching (ignores case).
StringLike	Compares a key to a string value based on exact matching (case sensitive). Can include * and? wildcard characters.
StringNotLike	Compares a key to a string value based on negated matching (case sensitive). Can include * and? wildcard characters.
NumericEquals	Compares a key to a numeric value based on exact matching.
NumericNotEquals	Compares a key to a numeric value based on negated matching.
NumericGreaterThan	Compares a key to a numeric value based on greater than matching.
NumericGreaterThanEquals	Compares a key to a numeric value based on greater than or equals matching.
NumericLessThan	Compares a key to a numeric value based on less than matching.
NumericLessThanEquals	Compares a key to a numeric value based on less than or equals matching.
Bool	Compares a key to a Boolean value based on true or false matching.
IpAddress	Compares a key to an IP address or range of IP addresses.
NotIpAddress	Compares a key to an IP address or range of IP addresses based on negated matching.
Null	Checks if a condition key is present in the current request context.

Supported condition keys

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Category	Applicable condition keys	Description
IP operators	aws:SourceIp	Will compare to the IP address from which the request was sent. Can be used for bucket or object operations.
Resource/Identity	aws:username	Will compare to the sender’s username from which the request was sent. Can be used for bucket or object operations.
S3:ListBucketandS3:ListBucketVersions permissions	s3:delimiters3:max-keyss3:prefix	Will compare to the delimiter parameter specified in a GET Bucket or GET Bucket Object versions request.Will compare to the max-keys parameter specified in a GET Bucket or GET Bucket Object versions request.Will compare to the prefix parameter specified in a GET Bucket or GET Bucket Object versions request.