To upload to S3 using Customer Managed Key S3 Client Side Encryption using CMK.

1. AWS CLI with necessary config and credentials updated
2. Permission to upload into the specified bucket
3. JDK 1.5 and above

Encrypting and placing files on S3 with customer managed keys...

ErrorMissing required options: i, e, k, r, b

usage: java -jar krypto.jar -e [ "AES | DES | HmacSHA1 | HmacSHA256" ]

        -i [ " /tmp/file.txt | c:\temp\file.txt" ]

        -k [ "ANY-STRING-OF-CHARS" ]

        -r [ "us-east-1" ]

-b,--bucket Bucket Name -e,--encryption Encryption type -h,--help Bucket Name -i,--input File to be encrypted with path -k,--key Encryption Key -r,--region AWS Region

The log displays a base-64 encoded key & default key is "Encrypt"

Encrypting and placing files on S3 with customer managed keys... FileName : text.txt Input : /Users/demo/Documents/projects/JAVA/text.txt EncryptionType : AES128 InputEncryptionKey : QURCQ0VER0g= AWS Region : US_EAST_1 MyRegion : us-east-1

This program is open to use and I do not gurantee for any loss or damages occured. I have tested the same and did not incur any loss.