diff --git a/install.sh b/install.sh
index 66aa77b..810416b 100644
--- a/install.sh
+++ b/install.sh
@@ -64,11 +64,11 @@ echo "Found SSH key: ${SSH_KEY:0:50}..."
 
 # Ask for hostname
 echo -e "\n[+] Server configuration"
-read -p "Enter hostname [nullpoint]: " HOSTNAME
+read -r -p "Enter hostname [nullpoint]: " HOSTNAME < /dev/tty
 HOSTNAME=${HOSTNAME:-nullpoint}
 
 # Ask for username
-read -p "Enter username for admin account [null]: " USERNAME
+read -r -p "Enter username for admin account [null]: " USERNAME < /dev/tty
 USERNAME=${USERNAME:-null}
 
 # Generate secure LUKS passphrase
@@ -80,7 +80,7 @@ echo "LUKS PASSPHRASE (SAVE THIS!):"
 echo "$LUKS_PASS"
 echo "================================================"
 echo -e "\nPress Enter when you've saved the passphrase..."
-read
+read -r < /dev/tty
 
 # Clone or download the nullpoint repo
 echo "[+] Downloading nullpoint configuration..."
@@ -95,8 +95,21 @@ fi
 # Update install.conf
 echo "[+] Configuring installation..."
 cd /tmp/nullpoint
-sed -i "s/^HOSTNAME .*/HOSTNAME $HOSTNAME/" install.conf
-sed -i "s/^CRYPTPASSWORD .*/CRYPTPASSWORD $LUKS_PASS/" install.conf
+# Update install.conf with proper escaping
+if ! sed -i "s/^HOSTNAME .*/HOSTNAME $HOSTNAME/" install.conf; then
+    echo "ERROR: Failed to update HOSTNAME in install.conf"
+    exit 1
+fi
+
+# Use awk for CRYPTPASSWORD to handle special characters
+if ! awk -v pass="$LUKS_PASS" '
+    /^CRYPTPASSWORD / { print "CRYPTPASSWORD " pass; next }
+    { print }
+' install.conf > install.conf.tmp; then
+    echo "ERROR: Failed to update CRYPTPASSWORD in install.conf"
+    exit 1
+fi
+mv install.conf.tmp install.conf
 
 # Update post-install.sh
 if ! sed -i "s/^ALMA_USER=.*/ALMA_USER=\"$USERNAME\"/" post-install.sh; then
@@ -129,25 +142,25 @@ chmod +x /root/post-install.sh
 
 # Ask for optional features
 echo -e "\n[+] Optional features:"
-read -p "Do you have a TPM and want to use it? [y/N]: " USE_TPM
+read -r -p "Do you have a TPM and want to use it? [y/N]: " USE_TPM < /dev/tty
 if [[ "$USE_TPM" =~ ^[Yy]$ ]]; then
     echo "TPM will be configured if available."
 else
     sed -i 's/^TPM_ENABLED=.*/TPM_ENABLED=false/' /root/post-install.sh
 fi
 
-read -p "Do you want to configure remote unlock Tang servers? [y/N]: " USE_TANG
+read -r -p "Do you want to configure remote unlock Tang servers? [y/N]: " USE_TANG < /dev/tty
 if [[ "$USE_TANG" =~ ^[Yy]$ ]]; then
     echo "Configuring Tang servers..."
     TANG_CONFIG=""
     
     while true; do
-        read -p "Enter Tang server URL (or press Enter to finish): " TANG_URL
+        read -r -p "Enter Tang server URL (or press Enter to finish): " TANG_URL < /dev/tty
         if [ -z "$TANG_URL" ]; then
             break
         fi
         
-        read -p "Enter thumbprint for $TANG_URL: " TANG_THUMBPRINT
+        read -r -p "Enter thumbprint for $TANG_URL: " TANG_THUMBPRINT < /dev/tty
         if [ -n "$TANG_THUMBPRINT" ]; then
             TANG_CONFIG+="    \"$TANG_URL $TANG_THUMBPRINT\"\n"
             echo "Added Tang server: $TANG_URL"
@@ -181,7 +194,7 @@ echo "  Username: $USERNAME"
 echo "  SSH Key: ${SSH_KEY:0:50}..."
 echo "  LUKS Passphrase: $LUKS_PASS"
 echo ""
-read -p "Proceed with installation? [Y/n]: " CONFIRM
+read -r -p "Proceed with installation? [Y/n]: " CONFIRM < /dev/tty
 if [[ "$CONFIRM" =~ ^[Nn]$ ]]; then
     echo "Installation cancelled."
     exit 1
@@ -209,7 +222,11 @@ fi
 echo -e "\n[+] Starting Hetzner installimage..."
 echo "The installer will now run. Follow any prompts if needed."
 echo ""
-$INSTALLIMAGE_CMD -a -c /root/install.conf -s /root/post-install.sh
+if ! $INSTALLIMAGE_CMD -a -c /root/install.conf -s /root/post-install.sh; then
+    echo -e "\nERROR: Installation failed!"
+    echo "Please check the error messages above."
+    exit 1
+fi
 
 echo -e "\n[+] Installation complete!"
 echo ""