# Decryption

SyncBack has the ability to automatically decrypt copies of NTFS (EFS) encrypted files.

For file encryption please review the [Compression](CompressionSettings.md) page in this help file. The settings on this page refer to NTFS (EFS) encryption, which is not related to the encryption used with compression.

For FTP transmission encryption please review the [FTP, Advanced page](FTPAdvanced.md), and for cloud transmission encryption please review the [Cloud page](Cloud.md).

- **Decrypt NTFS encrypted files copied to source/left (only valid on NTFS volumes):** If ticked, then if an NTFS (EFS) encrypted file is copied to the source/left, it will be automatically decrypted.

- **Decrypt NTFS encrypted files copied to destination/right (only valid on NTFS volumes):** If ticked, then if an NTFS (EFS) encrypted file is copied to the destination/right, it will be automatically decrypted.

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