What types of authoritative ECS resources are available in Aliyun RAM

　　Authorized ECS resource types in RAM

Currently, the types of resources that you can authorize in RAM and how they are described are shown in the following table:

Resource description in the

Resource type	authorization policy
instance	acs:ecs: $regionid: $accountid: instance/$instanceid acs:ecs:$ RegionID: $accountid: instance/* acs:ecs:*: $accountid: instance/*
disk	acs:ecs: $regionid: $accountid:d isk/$diskid Acs:ecs: $regionid: $ accountid:disk/* acs:ecs:*: $accountid:d isk/*
snapshot	acs:ecs: $regionid: $accountid: snapshot/$snapshotid Acs:ecs: $regionid: $ accountid:snapshot/* acs:ecs:*: $accountid: snapshot/*
imag E	acs:ecs: $regionid: $accountid: image/$imageid Acs:ecs: $regionid: $ accountid:image/* acs:ecs:*: $accountid: IMage/*
securitygroup	acs:ecs: $regionid: $accountid: securitygroup/$securitygroupid Acs:ecs: $regionid: $accountid: securitygroup/* acs:ecs:*: $accountid: securitygroup/*
special generic expression	acs:ecs: $regionid: $ accountid:* acs:ecs:*: $accountid:*

Where: All $regionid should be the ID of a region, or "*"; all $instanceid should be the ID of a instance, or "*";