**To list all patch baselines** This example lists all patch baselines. Command:: aws ssm describe-patch-baselines Output:: { "BaselineIdentities": [ { "BaselineId": "arn:aws:ssm:us-east-1:075727635805:patchbaseline/pb-03e3f588eec25344c", "BaselineName": "AWS-CentOSDefaultPatchBaseline", "OperatingSystem": "CENTOS", "BaselineDescription": "Default Patch Baseline for CentOS Provided by AWS.", "DefaultBaseline": true }, { "BaselineId": "arn:aws:ssm:us-east-1:075727635805:patchbaseline/pb-07d8884178197b66b", "BaselineName": "AWS-SuseDefaultPatchBaseline", "OperatingSystem": "SUSE", "BaselineDescription": "Default Patch Baseline for Suse Provided by AWS.", "DefaultBaseline": true }, ... ] } **To list all AWS provided patch baselines** This example lists all patch baselines provided by AWS. Command:: aws ssm describe-patch-baselines --filters "Key=OWNER,Values=[AWS]" **To list all patch baselines you own** This example lists all patch baselines with you as the owner. Command:: aws ssm describe-patch-baselines --filters "Key=OWNER,Values=[Self]"