Imports github.com/aws/aws-sdk-go/aws github.com/aws/aws-sdk-go/service/dynamodb github.com/aws/aws-sdk-go/service/dynamodb/dynamodbiface github.com/aws/aws-sdk-go/service/kms github.com/aws/aws-sdk-go/service/kms/kmsiface Standard library imports bufio bytes crypto/aes crypto/cipher crypto/hmac crypto/sha256 encoding/base64 encoding/hex encoding/json fmt io/ioutil os strconv strings time