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Policy Rule
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{
"properties": {
"displayName": "[Preview]: Manage minimum key size for RSA certificates",
"policyType": "BuiltIn",
"mode": "Microsoft.KeyVault.Data",
"description": "This policy manages the minimum key size for RSA certificates.",
"metadata": {
"version": "1.0.1-preview",
"category": "Key Vault",
"preview": true
},
"parameters": {
"minimumRSAKeySize": {
"type": "Integer",
"metadata": {
"displayName": "[Preview]: Minimum RSA key size",
"description": "The minimum key size for RSA certificates."
},
"allowedValues": [
2048,
3072,
4096
]
},
"effect": {
"type": "String",
"metadata": {
"displayName": "[Preview]: Effect",
"description": "'Audit' allows a non-compliant resource to be created, but flags it as non-compliant. 'Deny' blocks the resource creation. 'Disable' turns off the policy."
},
"allowedValues": [
"audit",
"deny",
"disabled"
],
"defaultValue": "audit"
}
},
"policyRule": {
"if": {
"allOf": [
{
"field": "Microsoft.KeyVault.Data/vaults/certificates/keyProperties.keyType",
"in": [
"RSA",
"RSA-HSM"
]
},
{
"field": "Microsoft.KeyVault.Data/vaults/certificates/keyProperties.keySize",
"less": "[parameters('minimumRSAKeySize')]"
}
]
},
"then": {
"effect": "[parameters('effect')]"
}
}
},
"id": "/providers/Microsoft.Authorization/policyDefinitions/cee51871-e572-4576-855c-047c820360f0",
"type": "Microsoft.Authorization/policyDefinitions",
"name": "cee51871-e572-4576-855c-047c820360f0"
}
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