Disable Firefox phishing protection

Overview

About this script

This script improves your privacy on Linux.

These changes use Linux system commands to update your settings.

This script modifies browser.safebrowsing.phishing.enabled to a disabled state. This preference determines whether to enable phishing protection 1 2.

It is active by default 2.

This script uses Bash (Shell script) scripting language.

Not Advised

This script should only be used by advanced users. This script is not recommended for daily use as it breaks important functionality. Do not run it without having backups and system snapshots.

Implementation Details

• Language: bash

• Required Privileges: Root/sudo access

• Compatibility: Linux only

• Reversibility: Can be undone using provided revert script

Explore Categories

Disable Firefox Phishing Protection (Safe Browsing) (decreases security)

This action belongs to Disable Firefox Phishing Protection (Safe Browsing) (decreases security) category. Firefox's Safe Browsing feature, now referred to as Phishing Protection, is still internally recognized as "Safe Browsing". To provide protection against phishing and malware, Firefox transmits the following data: 1. Partial address information for visited webpages. 2. Details such as name,... Read more on category page ▶

Configure Firefox

This action belongs to Configure Firefox category. Mozilla Firefox, colloquially known as Firefox, is a free and open-source web browser created by the Mozilla Foundation and its subsidiary, the Mozilla Corporation. By default, Firefox collects telemetry data and has other features that gather information about your downloaded files and browsed... Read more on category page ▶

Configure programs

This action belongs to Configure programs category. These scripts configure third-party applications installed on Linux distributions to harden their security and privacy to protect your data. They scripts differ from OS level configurations as they configure applications that are not typically native to Linux distributions, i.e., not included in... Read more on category page ▶

Apply now

Choose one of three ways to apply:

1. Automatically via privacy.sexy: The easiest and safest option.
2. Manually by downloading: Requires downloading a file.
3. Manually by copying: Advanced flexibility.

Alternative 1. Apply with Privacy.sexy

privacy.sexy is free and open-source application that lets securely apply this action easily.

Open privacy.sexy

You can fully restore this action (revert back to the original behavior) using the application.

privacy.sexy instructions

1. Open or download the desktop application
2. Search for the script name: Disable Firefox phishing protection.
3. Check the script by clicking on the checkbox.
4. Click on Run button at the bottom of the page.

Alternative 2. Download

Irreversible Changes

This script is irreversible, meaning there is no straightforward method to restore changes once applied. Exercise caution before running, restoring it may not be possible.

1. Download the script file by clicking on the button below:

   Download script

2. Run the script file by clicking on it.

Download revert script

This file restores your system to its original state, before this script is applied.

Download restore script

Alternative 3. Copy

This is for advanced users. Consider automatically applying or downloading the script for simpler way.

1. Open Terminal

2. Copy the following code:

Code to apply changes

pref_name='browser.safebrowsing.phishing.enabled'
pref_value='false'
echo "Setting preference \"$pref_name\" to \"$pref_value\"."
declare -a profile_paths=(
  ~/.mozilla/firefox/*/
  ~/.var/app/org.mozilla.firefox/.mozilla/firefox/*/
  ~/snap/firefox/common/.mozilla/firefox/*/
)
declare -i total_profiles_found=0
for profile_dir in "${profile_paths[@]}"; do
  if [ ! -d "$profile_dir" ]; then
    continue
  fi
  if [[ ! "$(basename "$profile_dir")" =~ ^[a-z0-9]{8}\..+ ]]; then
    continue # Not a profile folder
  fi
  ((total_profiles_found++))
  user_js_file="${profile_dir}user.js"
  echo "$user_js_file:"
  if [ ! -f "$user_js_file" ]; then
    touch "$user_js_file"
    echo $'\t''Created new user.js file'
  fi
  pref_start="user_pref(\"$pref_name\","
  pref_line="user_pref(\"$pref_name\", $pref_value);"
  if ! grep --quiet "^$pref_start" "${user_js_file}"; then
    echo -n $'\n'"$pref_line" >> "$user_js_file"
    echo $'\t'"Successfully added a new preference in $user_js_file."
  elif grep --quiet "^$pref_line$" "$user_js_file"; then
    echo $'\t'"Skipping, preference is already set as expected in $user_js_file."
  else
    sed --in-place "/^$pref_start/c\\$pref_line" "$user_js_file"
    echo $'\t'"Successfully replaced the existing incorrect preference in $user_js_file."
  fi
done
if [ "$total_profiles_found" -eq 0 ]; then
  echo 'No profile folders are found, no changes are made.'
else
  echo "Successfully verified preferences in $total_profiles_found profiles."
fi

3. Paste the code into terminal.
4. Press Enter to apply the code.

Some scripts requires restarting your computer to take affect.

Copy restore code

Copy and run the following code to restore changes:

Revert code

pref_name='browser.safebrowsing.phishing.enabled'
pref_value='false'
echo "Reverting preference: \"$pref_name\" to its default."
if command -v 'ps' &> /dev/null && ps aux | grep -i "[f]irefox" > /dev/null; then
  >&2 echo -e "\e[33mWarning: Firefox is currently running. Please close Firefox before executing the revert script to ensure changes are applied effectively.\e[0m"
fi
declare -a files_to_modify=('prefs.js' 'user.js')
declare -a profile_paths=(
  ~/.mozilla/firefox/*/
  ~/.var/app/org.mozilla.firefox/.mozilla/firefox/*/
  ~/snap/firefox/common/.mozilla/firefox/*/
)
declare -i total_profiles_found=0
for profile_dir in "${profile_paths[@]}"; do
  if [ ! -d "$profile_dir" ]; then
    continue
  fi
  if [[ ! "$(basename "$profile_dir")" =~ ^[a-z0-9]{8}\..+ ]]; then
    continue # Not a profile folder
  fi
  ((total_profiles_found++))
  for file_to_modify in "${files_to_modify[@]}"; do
    config_file_path="${profile_dir}${file_to_modify}"
    if [ ! -f "$config_file_path" ]; then
      continue
    fi
    echo "$config_file_path:"
    pref_start="user_pref(\"$pref_name\","
    pref_line="user_pref(\"$pref_name\", $pref_value);"
    if ! grep --quiet "^$pref_start" "${config_file_path}"; then
      echo $'\t''Skipping, preference was not configured before.'
    elif grep --quiet "^$pref_line$" "${config_file_path}"; then
      sed --in-place "/^$pref_line/d" "$config_file_path"
      echo $'\t''Successfully reverted preference to default.'
      if ! grep --quiet '[^[:space:]]' "$config_file_path"; then
        rm "$config_file_path"
        echo $'\t'"Removed the file as it became empty."
      fi
    else
      echo $'\t''Skipping, the preference has value that is not configured by privacy.sexy.'
    fi
  done
done
if [ "$total_profiles_found" -eq 0 ]; then
  echo 'No reversion was necessary.'
else
  echo "Successfully verified preferences in $total_profiles_found profiles."
fi

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