Forgot Mac password? How to reset your password
If you don't see this message, FileVault isn't on. Press and hold the power button until your Mac turns off. Press the power button again to turn on your Mac. When the Reset Password window appears, follow the onscreen instructions to create a new password. When done, click Restart. If you were able to reset your password with the Reset Password assistant, log in to your account using your new password. At the login screen, keep entering a password until you see a message saying that you can reset your password using your Recovery Key.
If you don't see the message after three attempts, FileVault isn't on. The password field changes to a Recovery Key field. Enter your Recovery Key. Use uppercase characters, and include the hyphens. Follow the onscreen instructions to create a new password, then click Reset Password when done. In the Terminal window, type resetpassword , then press Return to open the Reset Password assistant pictured above. Create a new login keychain, if necessary After resetting your password and logging back in to your account, you might see an alert that the system was unable to unlock your login keychain.
After you enter your new password, Keychain Access creates an empty login keychain with no password. Click OK to confirm. It features built-in encryption and crash protection.
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If your Mac is running on High Sierra then you must love all the fantastic features that were introduced. But if you just forgot your password, let us help turn your day around. Try these simpler solutions first before you start panicking:. Did you know that there was a bug on macOS High Sierra that could cause fatal security breach for all Mac users? Yes, Apple made a serious mistake this time. A month ago, it was discovered that you can have administrative access to any unlocked Mac even without a password.
Anyone can log in to your locked Mac at the login screen too. It was, however, addressed by the company admirably fast. Less than 24 hours after the lapse has been discovered, Apple was able to release a new security update.
Mac users were asked to download the software update immediately, though the company said that it will automatically push out the update to all users who have not installed it yet. However, some users who have not yet upgraded their OS from the original While the flaw means that anyone with a physical access to your computer can see your files, this spells out good news for you. You can test out if your Mac is not yet updated or there has also been an issue about your upgrade.
If that is the case, you could take advantage of the vulnerability of the OS.
If you got in, you are logged in as a root user. This means that you have superuser access to your system. You can now also reset your password by following these steps.
That way, nobody can have administrative privileges on your computer except you. Make sure that you download the latest update for macOS High Sierra. Make it a point to regularly check for software updates, so you get the new security features that Apple rolls out from time to time. In that case, you can alternatively reset your password by using your Apple ID or the Reset Password assistant. There are two ways to do it.
Change or reset the password of a macOS user account
Note: If no message appears after three tries, this means that you cannot create a new password with your Apple ID. Try Option 2 instead. Reset Mac Password. While accessing Apple macOS High Sierra without a password is easy, there are times when desperate times call for desperate measures. Download and install it on another computer. The simplest method for performing this attack requires physical access to the target MacBook, recovery mode, a USB flash drive , another MacBook , and Hashcat. It's also possible to leave out the USB flash drive and attacker's MacBook by instead creating a temporary user on the target MacBook where the commands can be performed.
The temporary user can then be deleted when done.
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For this guide, however, we will show the USB flash drive method. Recovery mode is one of several startup modes supported by Mac devices. It includes a number of tools for reinstalling macOS, resetting account passwords, and configuring a firmware password. While this feature was designed to aid users locked out of their account and wipe the internal hard drive, it's often abused by hackers attempting to gain unauthorized access to sensitive files.
Use Recovery Mode to reset your password
Since Mojave This data can now only be acquired using recovery mode. The USB flash drive is required to move the target's. There are a few macOS-specific commands in the featured Python script that make it easy to convert the. This is why another MacBook or at least another account on the target MacBook is needed.
To figure out the target's Mac password without changing it, the hash will need to be brute-forced and cracked. MacOS does an excellent job of securing the target's password. It's not possible to view user passwords in plain-text. CPU-based cracking solutions like JohnTheRipper will literally take decades to crack a single hash and are therefore not effective.
Hashcat with a decent GPU is highly recommended. To access recovery mode, first, make sure the target MacBook is fully powered off. If the below screen appears, recovery mode was enabled successfully and readers can proceed to the next step in this tutorial.
If the MacBook requests a password, it means the firmware is protected and configured to prevent recovery mode attacks. Unfortunately, this means the target MacBook isn't vulnerable to the attack shown in this article.