Ensure cookies have the secure flag

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Metadata

ID: csharp-security/cookie-secure-flag

Language: C#

Severity: Warning

Category: Security

CWE: 614

Description

Cookies must always have the secure attribute so that they are not sent through an unencrypted HTTP session.

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Non-Compliant Code Examples

class MyClass {
    public static void setSecureCookie()
    {
        HttpCookie myCookie = new HttpCookie("my cookie");
        Console.WriteLine("Hello World");
        myCookie.Secure = false;
    }
}
class MyClass {
    public static void setInsecureCookie()
    {
        HttpCookie myCookie = new HttpCookie("my cookie");
        Console.WriteLine("Hello World");
        myCookie.Secure = false;
    }
}
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