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Linux

find​

Recursively find files with extension

find . -name \*.ts
  • .: current directory
  • -name \*.ts: filenames with *.ts pattern

grep​

grep -r --include \*.js "search_text" .

openssl​

Encrypt & Decrypt files​

# encrypt
openssl enc -aes256 -iter 100000 -pbkdf2 -in filename.in -out filename.out.enc
enter aes-256-cbc encryption password:
Verifying - enter aes-256-cbc encryption password:

# decrypt
openssl enc -d -aes256 -iter 100000 -pbkdf2 -in filename.out.enc -out filename
enter aes-256-cbc decryption password:

Create server cert​

openssl req -newkey rsa:2048 -nodes -keyout key.pem -x509 -days 365 -out certificate.pem

Listen and serve file​

openssl s_server -quiet -accept 80 -cert certificate.pem -key key.pem < filename.in

Connect & download file​

openssl s_client -connect 10.10.10.32:80 -quiet > filename.out
ln -s /from/file/path /to/file/path