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ID: csharp-security/predictable-iv
Language: C#
Severity: Warning
Category: Security
In security, initialization vectors must change and not be static. Avoid fixed initialization vectors and always use dynamic values.
using System.IO;
using System.Security.Cryptography;
class MyClass {
public void Encrypt(byte[] key, byte[] dataToEncrypt, MemoryStream target)
{
var acsp = new AesCryptoServiceProvider();
byte[] iv = new byte[] {};
var encryptor = acsp.CreateEncryptor(key, iv);
}
}
using System.IO;
using System.Security.Cryptography;
class MyClass {
public void Encrypt(byte[] key, byte[] dataToEncrypt, MemoryStream target)
{
var acsp = new AesCryptoServiceProvider();
var encryptor = acsp.CreateEncryptor(key, acsp.IV);
}
}
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