# パッケージ com.amazonaws.services.s3.internal.crypto

- クラスの概要
  クラス | 説明
  --- | ---
  AdjustedRangeInputStream | Reads only a specific range of bytes from the underlying input stream.
  ByteRangeCapturingInputStream | FilterInputStream that captures a range of bytes from a wrapped input stream.
  CipherFactory | Factory for creating Ciphers based on the crypto key and configuration specified in the constructor.
  EncryptedUploadContext | State information for an in-progress, encrypted multipart upload, including the envelope encryption key used to encrypt each individual part in a multipart upload, and the next initialization vector (IV) for the next part to encrypt.
  EncryptionInstruction | Contains information used to encrypt and decrypt objects in S3.
  EncryptionUtils | The EncryptionUtils class encrypts and decrypts data stored in S3.
  JceEncryptionConstants | Contains constants required by the JCE encryption library.