officefileapi-devexpress-dot-compression-dot-zipitem.md
Gets or sets the encryption type for the zip item.
Namespace : DevExpress.Compression
Assembly : DevExpress.Docs.v25.2.dll
NuGet Package : DevExpress.Document.Processor
public virtual EncryptionType EncryptionType { get; set; }
Public Overridable Property EncryptionType As EncryptionType
| Type | Description |
|---|---|
| EncryptionType |
An EncryptionType enumeration member specifying the encryption type. Default is EncryptionType.None.
|
Available values:
| Name | Description |
|---|---|
| None |
Do not use encryption.
| | PkZip |
Use the PKZIP encryption algorithm.
| | Aes128 |
Use the Advanced Encryption Standard (AES) cryptographic with keys that are 128 bits long.
| | Aes192 |
Use the Advanced Encryption Standard (AES) cryptographic with keys that are 192 bits long.
| | Aes256 |
Use the Advanced Encryption Standard (AES) cryptographic with keys that are 256 bits long.
|
When a password is set for the zip item, the encryption type is automatically set to EncryptionType.PkZip.
The following code snippet (auto-collected from DevExpress Examples) contains a reference to the EncryptionType property.
Note
The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.
zip-compression-and-archive-api-examples/CS/CompressionLibraryExamples/ZipExamples.cs#L132
ZipFileItem zipFI = archive.AddFile(file, "/");
zipFI.EncryptionType = EncryptionType.Aes128;
zipFI.Password = password;
zip-compression-and-archive-api-examples/VB/CompressionLibraryExamples/ZipExamples.vb#L137
Dim zipFI As ZipFileItem = archive.AddFile(file, "/")
zipFI.EncryptionType = EncryptionType.Aes128
zipFI.Password = password
See Also