We do not have a sample that demonstrates how to do both together, however you can look in the samples that are included when installing the Zip for .NET and the Encryption Library for individual examples.
By default these are installed in the following location: C:\Xceed Component Samples\
Keep in mind that if you want to do streaming, you must use a XceedCompressionEx class which is from Compression for .NET.
Imported from legacy forums. Posted by Diane [Xceed] (had 1556 views)