Has my email been compromised on Ashley Madison?

To determine if an email has been compromised on Ashley Madison or any other service, one would typically use websites that track data breaches, such as Have I Been Pwned. By entering the email in question into such a service, it will check against databases of known breaches to see if the email appears in compromised data. However, for privacy and security reasons, it is strongly recommended to do such checks personally and ensure that any website used for this purpose is reputable and secure. If the email is found in the breached data, it is important to take appropriate actions such as changing passwords and remaining vigilant for potential phishing attempts or identity fraud.