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Rahul Singh
Technical Product Manager
{
"Effect": "Allow",
"Action": "s3:GetObject",
"Resource": "arn:aws:s3:::reports/*",
"Condition": {
"Bool": {
"aws:SecureTransport": "true"
},
"IpAddress": {
"aws:SourceIp": "203.0.113.0/24"
}
}
}

{
"Effect": "Allow",
"Action": "s3:GetObject",
"Resource": "arn:aws:s3:::reports/*",
"Condition": {
"Bool": {
"aws:SecureTransport": "true"
},
"IpAddress": {
"aws:SourceIp": "203.0.113.0/24"
}
}
}

Pertanyaannya
Jawabannya


Berbasis identitas


Berbasis identitas
Berbasis resource
{"Effect": "Allow", "Action": "s3:*", "Resource": "*"}
{"Effect": "Deny", "Action": "s3:DeleteObject", "Resource": "*"}
{"Effect": "Allow", "Action": "s3:*", "Resource": "*"}
{"Effect": "Deny", "Action": "s3:DeleteObject", "Resource": "*"}
Permintaan: s3:DeleteObject berakhir: Ditolak.
Explicit deny mengalahkan allow apa pun, seumum apa pun


{"Effect": "Allow", "Action": "s3:*",
"Resource": "*"}
{"Effect": "Deny", "Action": "s3:DeleteObject",
"Resource": "*"}
s3:GetObject → allow: allow yang luas mencakupnyas3:DeleteObject → explicit deny: ada pernyataan yang menolakkms:Decrypt, dynamodb:GetItem → implicit deny: policy ini tidak pernah menyebut layanan tersebutKesalahan sama, dua penyebab
Explicit deny
Implicit deny

Menggunakan Keamanan AWS untuk Developer