Short Answer: You can’t.
For more info, this gives a basic explaination as to why.
This shows how easy it is to do. It’s just the nature of SMTP, it’s insecure!
Just because an email appears to come from somebody, it doesn’t mean it did.
Short Answer: You can’t.
For more info, this gives a basic explaination as to why.
This shows how easy it is to do. It’s just the nature of SMTP, it’s insecure!
Just because an email appears to come from somebody, it doesn’t mean it did.