How to encrypt a storage device in macOS and why you need it

Encrypting a drive in macOS is very easy using the built-in FileVault tool or Disk Utility. And you definitely should.

Protecting the data on your computer is essential to protecting your privacy. Because we always have more sensitive information on our devices, it’s important to protect this data as best we can. Disk encryption is one of the methods available to improve the security and protection of your data. Recent macOS devices have a dedicated FileVault tool that makes things a lot easier.

Disk encryption helps protect your files from unauthorized access. In addition, disk encryption can also protect information in case it is lost or stolen. If you work in a sensitive data industry, you may be required by law to encrypt your drive. In addition, it also helps to protect information when using public Wi-Fi.

How to encrypt your boot drive with FileVault

Encrypting your boot drive with FileVault is the most common method if you have a Mac. Apple’s native tool offers full disk encryption, ensuring that all data on that disk is protected. This makes it very easy to hide sensitive information from prying eyes. Note that FileVault only works with boot drives, not simple storage drives.

  1. Open “System Preferences”or “Settings”and select “Privacy and Security”.
  2. Click on the FileVault tab.
  3. Click Activate.
  4. Choose whether to keep the recovery key with Apple or with you.
  5. Click Continue.
  6. Select users who can unlock the drive and reset the password if necessary.
  7. Click “Restart”to start the process.

The operation may take some time, depending on the size of the disk and the amount of data present. During the procedure, your computer may slow down, continue when you are not doing anything important. Also note that if you choose to store your recovery key with Apple, you will need to sign into your iCloud account. If you decide to keep it for yourself, you will need to write it down somewhere, in a safe place.

Once the process is complete, the boot disk will be encrypted and you will need to enter a password to access your data.

Why you should encrypt your drive

There are many reasons to encrypt your drive. If you work with sensitive data, for example. Encryption also helps protect your information if your drive is stolen or lost. Encryption can also be imposed on you in accordance with the GDPR. By encrypting a drive, you ensure that your data storage is compliant.

Encrypting your drive also provides some peace of mind. If you store sensitive data on your drive, you want to know that access to it is secure, that no one can access it. Encryption is simple, transparent and in this sense very effective.

How do I know if I should use FileVault on a Mac with a T2 security chip?

FileVault has become popular with Mac users looking to encrypt their drive. However, with the integration of the T2 security chip into Macs, using this tool is a matter of preference.

The T2 security chip provides an extra layer of security by adding automatic hardware encryption to your Mac, according to Apple. When used in conjunction with FileVault, the T2 chip enhances the security of your device, making it even more difficult for cybercriminals. You can think of this combination as an even stronger security barrier.

If your device is stolen or lost, the T2 chip will help prevent unauthorized access to your Mac, which is very important if you travel a lot. If you use FileVault and a Mac with a T2 chip, this way you can be sure that your data is protected even if your Mac falls into the wrong hands. Your data will remain safe and inaccessible to anyone without a recovery key. It might be too much, but it’s the perfect way to make sure you’re safe.

How to Encrypt a Drive on a Mac Using Disk Utility

Disk Utility is a powerful tool for Mac users that offers a range of options for your drives. While FileVault is the best option for boot drives, Disk Utility offers more advanced encryption options, especially for external storage devices.

  1. To access Disk Utility on your Mac, go to your Applications folder and search for Disk Utility.
  2. Select a drive to encrypt from the list. You should see internal and external drives.
  3. Click the Delete button on the toolbar and enter a new name.
  4. Select the “Scheme”menu and click “GUID Partition Map”.
  5. Then select Format and click on the desired format. Choose a strong password and click “Select”.
  6. Finally, click “Erase and Done”.

Now you can use the encrypted disk like any other disk. The data stored on it will be encrypted and protected from unauthorized access, providing protection against potential ransomware attacks. You can change the encryption password at any time by choosing File > Change Password in Disk Utility.

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