Task: Fix the Initialization Vector (IV) Block Size Mismatch in Rijndael Encryption

Task: Fix the Initialization Vector (IV) Block Size Mismatch in Rijndael Encryption: a task in Terminal-Lego-15k (Harbor dataset). You are given a C console application that performs AES/Rijndael encryption using RijndaelManaged . The program currently crashes at runtime with the following error: