ZipItem.EncryptionType Property

Gets or sets the encryption type for the zip item.

Namespace: DevExpress.Compression

Assembly: DevExpress.Docs.v20.2.dll

NuGet Package: DevExpress.Document.Processor

NuGet Packages: DevExpress.Document.Processor, DevExpress.WindowsDesktop.Document.Processor

Declaration

C#

public virtual EncryptionType EncryptionType { get; set; }

VB.NET

Public Overridable Property EncryptionType As EncryptionType

Property Value

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.

Remarks

When a password is set for the zip item, the encryption type is automatically set to EncryptionType.PkZip.

Related GitHub Examples

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.

C#

zip-compression-and-archive-api-examples/CS/CompressionLibraryExamples/ZipExamples.cs#L143

ZipFileItem zipFI = archive.AddFile(file, "/");
zipFI.EncryptionType = EncryptionType.Aes128;
zipFI.Password = password;

VB.NET

zip-compression-and-archive-api-examples/VB/CompressionLibraryExamples/ZipExamples.vb#L147

Dim zipFI As ZipFileItem = archive.AddFile(file, "/")
zipFI.EncryptionType = EncryptionType.Aes128
zipFI.Password = password