Cookie Security: Cookie not Sent Over SSL

...
Cookie cookie = new Cookie('emailCookie', emailCookie, path, maxAge, false, 'Strict');
...

...
 HttpCookie cookie = new HttpCookie("emailCookie", email);
    Response.AppendCookie(cookie);
...

cookie := http.Cookie{
  Name:     "emailCookie",
  Value:    email,
}
http.SetCookie(response, &cookie)
...

  res.cookie('important_cookie', info, {domain: 'secure.example.com', path: '/admin', httpOnly: true, secure: false});

  ...
  NSDictionary *cookieProperties = [NSDictionary dictionary];
  ...
  NSHTTPCookie *cookie = [NSHTTPCookie cookieWithProperties:cookieProperties];
  ...

...
setcookie("emailCookie", $email, 0, "/", "www.example.com");
...

from django.http.response import HttpResponse
...
def view_method(request):
  res = HttpResponse()
  res.set_cookie("emailCookie", email)
  return res
...

    Ok(Html(command)).withCookies(Cookie("sessionID", sessionID, secure = false))

...
let properties = [
    NSHTTPCookieDomain: "www.example.com",
    NSHTTPCookiePath: "/service",
    NSHTTPCookieName: "foo",
    NSHTTPCookieValue: "bar"
]
let cookie : NSHTTPCookie? = NSHTTPCookie(properties:properties)
...