Table of contentsChange your passwordRecover your account Enable two-factor authenticationCheck your email settingsScan your computer for malwareFind out what was compromisedHumbly ask your friends for forgivenessPrevent To prevent this from happening againChange your passwordThe very first thing to do is to prevent the hacker from accessing your email account. Change your password to a strong password that is not linked to your previous password; if your last password was billyjoe1, don't choose billyjoe2 - and if your name is actually BillyJoe, you shouldn't have used your name as your password in the first place. Say no to plagiarism. Get a tailor-made essay on “Why Violent Video Games Should Not Be Banned”? Get an Original Essay Try using a meaningful phrase as the basis of your new password. For example, “I go to the gym in the morning” changes to “Ig2tGYMitm” by using the first letter of each word in the sentence, mixing upper and lower case letters, and replacing the word “to” with “2 ". Recover your account if you If you are not so lucky, the hacker only logs into your account to send a mass email to all your contacts. If you're not so lucky, the hacker also changed your password, locking you out of your account. If this is the case, you will need to recover your account, usually by using the "Forgotten Password" link and answering your security questions or using your backup email address. See specific recommendations for regaining ownership of your account for Gmail, Outlook.com and Hotmail, Yahoo! and AOL. Enable two-factor authenticationConfigure your email account to require a second form of authentication in addition to your password every time you sign in to your email account from a new device. When you log in, you'll also need to enter a special one-time use code that the site will text to your phone or generated through an app. See instructions for setting up two-step authentication for Gmail, Outlook.com and Hotmail from Microsoft, AOL and Yahoo! Check your email settings. Sometimes hackers can change your settings to send themselves a copy of every email you receive, so they can monitor emails that contain login information for other sites. Check your mail forwarding settings to make sure no unexpected email addresses have been added. Next, check your email signature to see if the hacker added a spammy signature that will continue to sell their questionable products even after they are locked. Finally, check to make sure hackers haven't activated an autoresponder, turning your out-of-office notification into a spam machine. Scan your computer for malware. Run a full scan with your anti-malware program. You have an anti-malware program on your computer, right? Otherwise, download the free version of Malwarebytes and run a full scan with it. I recommend running Malwarebytes even if you already have another anti-malware program; If the problem is malware, your original program obviously didn't stop it, and Malwarebytes fixed problems for me that even Symantec's Norton Internet Security couldn't fix. Also scan other computers you are connecting from, such as your computer.