If someone has gained unauthorized access to your Gmail account, they may have used several techniques:
1. **Phishing Attacks**: They may have tricked you into providing your login credentials through a fake login page or email that looked legitimate.
2. **Keylogging**: If malware was installed on your device, it could capture your keystrokes, including your Gmail password.
3. **Credential Stuffing**: If your password was exposed in a data


