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Source code for lambda function to encrypt data with kms and store it in s3
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import json | |
import boto3 | |
import base64 | |
def lambda_handler(event, context): | |
# data, which we will encrypt | |
mydata = { | |
"secret": "something important", | |
"password": "very_secret_password", | |
} | |
kms = boto3.Session().client('kms') | |
#encrypt the data | |
ciphertext = kms.encrypt( | |
KeyId='alias/eb-secret', | |
Plaintext=json.dumps(mydata) | |
) | |
encoded_ciphertext = base64.b64encode(ciphertext["CiphertextBlob"]) | |
s3 = boto3.Session(region_name='us-east-1').client('s3') | |
#put encrypted data into s3 bucket | |
response = s3.put_object( | |
Body=encoded_ciphertext, | |
Bucket='eb-secret-bucket', | |
Key='secret_data.json', | |
) | |
print(response) | |
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