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FEATURE

Locked Down—Part 2

Writing encryption code in Xojo that actually holds up

Issue: 24.5 (September/October 2026)
Author: William O'Keefe
Author Bio: William has 40+ years of experience in regulated medical environments. He brings that background to Xojo development with a focus on practical encryption techniques that meet real compliance requirements. He is the developer of LDSecureKit, a Xojo encryption module built on the MBS plugin suite.
Article Description: No description available.
Article Length (in bytes): 15,709
Starting Page Number: 37
Article Number: 24505
Resource File(s):

project24505.zip Updated: 2026-08-31 13:08:55

Related Link(s): None

Excerpt of article text...

Here is an AES encryption function. It compiles. It runs. It produces ciphertext. A surprising number of applications in production right now contain code that looks almost exactly like this:

Function EncryptData(data As String, password As String) As String

Var c As CipherMBS = CipherMBS.aes_256_cbc

Call c.EncryptInit(password)

Var result As String = c.ProcessString(data)

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