Avoid using protocols without SSL

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Metadata

ID: csharp-security/avoid-unencrypted-protocols

Language: C#

Severity: Warning

Category: Security

CWE: 319

Description

Using http:// or ftp:// instead of https:// or ftps:// leads to potential cleartext data transmission. Always use safe and secure connections.

Learn More

CWE-319: Cleartext Transmission of Sensitive Information

Non-Compliant Code Examples

using System.IO;
using System.Security.Cryptography;

class MyClass {
    public void Encrypt(byte[] key, byte[] dataToEncrypt, MemoryStream target)
    {
        foobar(key, something, "http://domain.tld", plop);
    }
}

using System.IO;
using System.Security.Cryptography;

class MyClass {
    public void Encrypt(byte[] key, byte[] dataToEncrypt, MemoryStream target)
    {
        foo.bar(key, something, "http://domain.tld", plop);
    }
}

using System.IO;
using System.Security.Cryptography;

class MyClass {
    public void Encrypt(byte[] key, byte[] dataToEncrypt, MemoryStream target)
    {
        var httpUrl = "http://domain.tld";
        var ftpUrl = "ftp://";
    }
}

Compliant Code Examples

using System.IO;
using System.Security.Cryptography;

class MyClass {
    public void Encrypt(byte[] key, byte[] dataToEncrypt, MemoryStream target)
    {
        var httpUrl = "https://domain.tld";
        var ftpUrl = "ftps://";
    }
}