Why do files always come with a password after being compressed?

php editor Youzi will answer a common question in this article: "Why do files always come with their own password after being compressed?" Adding password protection to compressed files can improve the security of the files and ensure that only authorized users can Unzip and view file contents. This practice is especially important when transmitting sensitive information or sharing private files, as it can effectively prevent files from being accessed by unauthorized persons. Therefore, many compression tools require users to set a password by default to ensure the confidentiality and security of files.

And not once or twice, but every time after compressing the file, the password appears.

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In fact, this situation occurs because WinRAR compressed files are set to be encrypted independently. As long as the file is compressed, an opening password will be automatically set.

If you don’t want this automatic setting, you can unblock it in WinRAR compression software.

First, open the WinRAR software and click [Settings] in the list under [Options] on the upper toolbar;

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After the [Settings] page pops up, click [Compression]-[Create Default Configuration];

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After the [Default Configuration] page pops up, click the [Set Password] option below;

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After completing the above operation, a new page for entering the password will pop up.

Use the mouse to select the password box, then press the Enter key on the keyboard. After clicking [OK] on the remaining pages, WinRAR's automatic encryption settings will be released.

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Next time you compress the file, the password prompt box mentioned at the beginning of the article will not appear.

However, the password of compressed packages that have been automatically encrypted in the past will not be removed. If you want to remove it, if you have the original file, you can choose to recompress the file; you can also choose to compress the file with a password set. , re-extract to a new folder.

There will be no password in the re-decompressed file, but you need to enter the password when decompressing.

After opening WinRAR, click the option above [Extract to], select the decompressed saving path in the pop-up page, and then click [OK].

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The [Enter Password] page will then pop up. Enter the originally set password in the password field. After clicking [OK], the file will be decompressed and there will be no password.

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If you do not remember the password, you cannot complete the above operation. If you want to remove the original password of the WinRAR archive but do not remember it, you can use other tools to retrieve the password first, and then remove it according to the above method. password.

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