CentOS Basic Configuration
The CentOS Project is a community-driven free software effort focused on delivering a robust open source ecosystem. For users, CentOS offers a consistent manageable platform that suits a wide variety…
Basic Linux Commands
1. Basic Commands man ： manualls ：List Directory Contentspwd ：print working directorycd ：change directorymkdir ：Make directorycp ：Copymv ：Movefind and locate and whereiskill passwd ：Passwordmd5sum ：Compute and Check MD5 Message Digesthistory…
Linux : find big file in the all directories
1. Juniper Firewall find . -type f -size +10000 -exec ls -lh {} ; Sample output: root@FW% find . -type f -size +10000 -exec ls -lh {} ; -rw-r–r– 1…
Use your ssh key to encrypt / decrypt files
Create a file:echo ‘This is a sekret’ >/tmp/msg.txt Export public key:openssl rsa -in ~/private.pem -out /tmp/public.pub -outform PEM -pubout Encrypt file with public key (anyone can have this key):openssl rsautl…