How to Encrypt Disk in Mac?

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How to Encrypt Disk in Mac?

18 June 2020 Amanda J. Brook Senior Product Manager

Last update by James Smith at 13 January 2021

Summary
No matter you are using a Windows or Mac OS computer, you are certainly saving files to the computer. For important files, you probably want to encrypt these files or folders. On the Mac OS computer, the fastest method is to encrypt the disk. However, many of you do not know how to do it. Find how to encrypt a file in Mac OS by encrypting its disk.

Content

Part 1: Reasons of Encrypt File on Mac OS?

Part 2: How to Encrypt File in Mac OS?

1. Use Mac’s Disk Encryption
2. Use Compression Software

Part 3: How to Encrypt a File in Windows?

Part 1: Reasons of Encrypt File on Mac OS?

In the office, it is common for several people to share a computer. Data leakage is very common. In addition, files saved on the computer can be attacked by viruses, which causes files to get damaged or leaked. In order to protect files from attack or illegal use, it is necessary to encrypt files.

Part 2: How to Encrypt File in Mac OS?

So, on the Mac computer, how to encrypt a file? Generally, we can encrypt whole disk in Mac with built-in encryption method and encryption software.

1. Use Mac's Disk Encryption

1. Go to [Disk Utilities].

2. Click [File], [New Image] and [Blank Image].

get into blank image in mac disk utility

3. Set the name for the encrypted folder and select a location to save the folder. And then, in the Encryption option, select [128-bit AES encryption (Recommended) ].

step 1 about how to password protect a folder on mac

4. Create a password and confirm it. And then, click [Choose] to complete the operation.

step 2 about how to password protect a folder on mac

5. Then click the [Save] button and wait for the creation of the DMG file and the disk icon.

6. On the desktop, locate the disk you just created and move the target files to this disk. And then click [Leave the encrypted folder]. If you want to use the encrypted files, click the DMG file and type the password.

2. Use Compression Software

Besides the built-in encryption method on Mac, you can compress and encrypt files with compression software like Rar Sharp.

1. Download and install the Rar Sharp software.

2. Click [Add] to add files to encrypt. And then click [Encrypt Zip].

3. Create a password in the window displayed. The files In the disk of Mac are locked.

Disadvantage: The security of files encrypted with the compression software is not strongly ensured, because there are many software to crack the password.

Part 3: How to Encrypt a file in Windows?

Instead of Mac OS, you are probably using the Windows OS. Under Windows, you can perform fast and secure file encryption with professional encryption software – Renee Secure Silo.

Advantages of Renee Secure Silo:

Easy to modify – The virtual disk is similar to USB disk. Users can access data inside immediately and close when unnecessary. Different from compression software like RAR/ZIP/7ZIP, modifying data which is protected with Renee SecureSilo will not waste your time on decompression.

lenovo data leakage password protect folder windows 10 renee secure silo encryption

Well protection – Due to the private format of the virtual disk and the AES256 algorithm, the encrypted files cannot be cracked down.

How to Password Protect Folder on Windows 10 with Renee SecureSilo:

Renee SecureSilo – Encrypt Confidential Data

Encrypt files in seconds Encrypt files with virtual encrypted disk and whole process can be finished in 1 second.

User friendly Concise interface helps users master the software in short time.

High Security AES256 encryption algorithm helps Renee Seecure Silo encrypt files confidentially.

Encrypt any Data Support to encrypt images, videos, Office documents and software.

Overall Data Protection Solution Protect data in USB disk/hide/disguise files/ Password wallet.

Easy to use Few clicks for whole encryption process.

User friendly Concise interface helps users master the software in short time.

Encrypt any Data Support to encrypt images, videos, Office documents and software.

Free Trial Free Trial 800 users have downloaded and protect data!

1. Download and install Renee SecureSilo.

2. Enter the password to open the software. If you are a new user, you should set the password.

password manage android enter the password to open renee secure silo manage password windows 10

3. Click [Encrypt Files] > [Create Silo] to create a virtual disk.

create a virtual disk in renee secure silo

4. Name the virtual disk and set the storage position. Then, click [Next].

name for the disk and set the storage position in renee secure silo

5. Set a password for the virtual disk and click [Next].

set a new password for the virtual disk in renee secure silo

6. Choose a range of the disk size and click [Next] to wait for the encryption finished.

select a size range for the virtual disk in renee secure silo

7. Place the target files into the virtual disk.

place sensitive file in silo about how to password protect a folder in windows 7

8. Enter the password to unlock.

9. If you want to delete the virtual encrypted disk, please select related private disk and then click [Edit Silo]. Select [Delete Silo] in the menu. Then click [Yes] in the popup window and enter the password to process.

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