Enable Password SSH

enable_password_ssh.sh

#!/bin/bash

# Update SSH configuration to allow root login and password authentication

# Ensure running as root
if [ "$EUID" -ne 0 ]; then
    echo "Please run as root."
    exit 1
fi

# Backup sshd_config before modifying
cp /etc/ssh/sshd_config /etc/ssh/sshd_config.bak.$(date +%F-%T)

# Remove any existing PermitRootLogin lines (commented or not)
sed -i '/^\s*#\?\s*PermitRootLogin\s\+/d' /etc/ssh/sshd_config
# Add PermitRootLogin yes
echo "PermitRootLogin yes" >> /etc/ssh/sshd_config

# Remove any existing PasswordAuthentication lines (commented or not)
sed -i '/^\s*#\?\s*PasswordAuthentication\s\+/d' /etc/ssh/sshd_config
# Add PasswordAuthentication yes
echo "PasswordAuthentication yes" >> /etc/ssh/sshd_config

# Restart sshd
systemctl restart sshd

echo "SSH configuration updated: PermitRootLogin and PasswordAuthentication set to yes."