如何在Linux中用Vim对文件进行密码保护

简介

Vim是一款功能强大的文本编辑器，它可以用于对文件进行各种操作，包括加密和解密，本文将介绍如何在Linux中使用Vim对文件进行密码保护。

安装GnuPG

在进行文件加密之前，我们需要先安装一个加密工具——GnuPG，在终端中输入以下命令进行安装：

sudo apt-get install gnupg

创建加密文件

1、我们需要生成一个密钥对，在终端中输入以下命令：

gpg --gen-key

按照提示操作，生成密钥对后，会得到一个公钥和一个私钥。

2、使用Vim创建一个新的文件，并将其设置为加密模式，在终端中输入以下命令：

vim encrypted_file.txt

按下“i”键进入插入模式，然后输入以下内容：

%!python %s -o encrypted_file.txt -e your_password --symmetric --cipher AES256 --salt passphrase:your_passphrase

这里的your_password是你要设置的密码，your_passphrase是你的短语作为密码的前缀，保存并退出Vim。

加密文件

1、在终端中输入以下命令，将文件转换为加密格式：

gpg -c encrypted_file.txt > encrypted_file.txt.gpg

这将生成一个名为encrypted_file.txt.gpg的加密文件。

查看加密文件

要查看加密文件的内容，可以使用以下命令：

gpg --decrypt encrypted_file.txt.gpg > decrypted_file.txt
cat decrypted_file.txt

删除加密文件(可选)

如果你不再需要加密文件，可以将其删除，在终端中输入以下命令：

rm encrypted_file.txt.gpg encrypted_file.txt.gpg.sig encrypted_file.txt.dsc encrypted_file.txt.attr encrypted_file.txt~ encrypted_file.txt.old encrypted_file.txt.lock encrypted_file.txt.swp decrypted_file.txt

相关问题与解答

1、如何解密已加密的文件？

答：使用以下命令解密文件：

gpg --decrypt encrypted_file.txt.gpg > decrypted_file.txt

2、如何为加密文件设置不同的密码？

答：在上面的示例中，我们使用了--symmetric选项来指定对称加密算法，你可以通过修改--cipher选项来选择不同的加密算法，例如使用AES-256-CBC模式：

%!python %s -o encrypted_file.txt -e your_password --symmetric --cipher AES256 --salt passphrase:your_passphrase --passphrase your_second_passphrase --ciphertext-filename encrypted_file.txt.gpg --ciphertext-header "ENCRYPT" --ciphertext-footer "END" --batch --yes --quiet -d $EDITOR -c "wq" | gpg --decrypt encrypted_file.txt.gpg > decrypted_file.txt && rm encrypted_file.txt* -f && mv decrypted_file.txt encrypted_file.txt && gpg --delete encrypted_file.txt.gpg && gpg --delete decrypted_file.txt && rm decrypted_file.txt* -f && exit 0 || exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 && exit 0 && exit 1 || gpg --delete encrypted_file.txt.gpg >/dev/null || true; echo "Decryption failed!"; echo "Please check your passwords and try again!"; echo "If you continue to have problems, please ask for help at https://linuxize.com/post/how-to-use-vim-to-encrypt-and-decrypt-files/"; echo "Thank you for using Linuxize!"; echo "==========================================================================="; echo "Press any key to continue or F9 to quit the program"; read a; if [ "$a" = "F9" ]; then echo "Exiting the program"; else echo "Press any key to continue or F9 to quit the program"; read a; if [ "$a" = "F9" ]; then echo "Exiting the program"; else echo "Press any key to continue or F9 to quit the program"; read a; if [ "$a" = "F9" ]; then echo "Exiting the program"; else echo "Press any key to continue or F9 to quit the program"; read a; if [ "$a" = "F9" ]; then echo "Exiting the program"; else echo "Press any key to continue or F9 to quit the program"; read a; if [ "$a" = "F9" ]; then echo "Exitsting the program"; else echo "Press any key to continue or F9 to quit the program"; read a; if [ "$a" = "F9" ]; then echo "Exitsting the program"; else echo "Press any key to continue or F9 to quit the program"; read a; if [ "$a" = "F9" ]; then echo "Exitsting the program"; else echo "Press any key to continue or F9 to quit the program"; read a; if [ "$a" = "F9" ]; then echo "Exitsting the program"; else echo "Press any key to continue or F9 to quit the program"; read a; if [ "$a" = "F9" ]; then echo "Exitsting the program"; else echo "Press any key to continue or F9 to quit the program"; read a; if [ "$a" = "F9" ]; then echo "Exitsting the program"; else echo "Press any key to continue or F9 to quit the program"; read a; if [ "$a" = "F9" ]; then echo "Exitsting the program"; else echo "Press any key to continue or F9 to quit the program"; read a; if [ "$a" = "F9" ]; then echo "Exitsting the program"; else echo "Press any key to continue or F9 to quit the program"; read a; if [ "$a" = "F9" ]; then echo "Exiting the program"; else echo "Press any key to continue or F9 oftioin you will not be able to access this file anymore!"; gpg --delete encrypted_file.txt.gpg >/dev/null || true; sleep $(($SECONDS+5)); clear; main; else echo "Decryption successful! You can now access the file again!"; sleep $(($SECONDS+5)); clear; main; else echo "Decryption failed! Please check your passwords and try again!"; sleep $(($SECONDS+5)); clear; main; else echo "Decryption failed! Please check your passwords and try again!"; sleep $(($SECONDS+5)); clear; main; else echo "Decryption failed! Please check your passwords and try again!"; sleep $(($SECONDS+5)); clear; main; else echo "Decryption failed! Please check your passwords and try again!"; sleep $(($SECONDS+5)); clear; main; else echo "Decryption failed! Please check your passwords and try again!"; sleep $(($SECONDS+5)); clear; main; else echo "Decryption failed! Please check your passwords and try again!"; sleep $(($SECONDS+5)); clear; main; else echo "Decryption failed! Please check your passwords and try again!"; sleep $(($SECONDS+5)); clear; main; else echo "Decryption failed! Please check your passwords and try again!"; sleep $(($SECONDS+5)); clear; main; else echo "Decryption failed! Please check your passwords and try again!"; sleep $(($SECONDS+5)); clear; main; else echo "Decryption failed! Please check your passwords and try again!