Generate random passwords
# echo $RANDOM | md5sum | cut-c 1-8 (intercept 8-digit passwords)
# echo $RANDOM | openssl passwd-1-stdin (md5sum is used to encrypt the password entered by the standard, and-1 means md5)
# echo $RANDOM | md5sum | cut-c 1-8 (intercept 8-digit passwords)
# echo $RANDOM | openssl passwd-1-stdin (md5sum is used to encrypt the password entered by the standard, and-1 means md5)
