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Blocking wp-login.php brute forcing

This guide will tell you how to setup a custom fail2ban filter and jail to watch the Apache access log and ban malicious attackers who brute for wp-login.php.

Install fail2ban using apt

# apt install fail2ban

Create wordpress filter

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/*
 *
 * Allows contributors to see and manage only their custom post types and drafts from the manage posts screen.
 * src: https://wordpress.stackexchange.com/questions/89233/restrict-contributors-to-view-only-their-own-custom-post-types
 *
*/
add_action( 'pre_get_posts', 'aet_filter_cpt_listing_by_author' );
function aet_filter_cpt_listing_by_author( $wp_query_obj ){
    // Front end, do nothing
    if( !is_admin() )

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add_filter( 'wp_nav_menu_objects', 'ns_add_menu_parent_class' );
function ns_add_menu_parent_class( $items ) {
    $parents = array();
    foreach ( $items as $item ) {
        //Check if the item is a parent item
        if ( $item->menu_item_parent && $item->menu_item_parent > 0 ) {
            $parents[] = $item->menu_item_parent;
        }
    }

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/*
 * Menu
 * add class to <a> on WP menu
*/
function ns_menu_add_class( $atts, $item, $args ) {
  if($args->theme_location == 'topics') {
    $class = 'term--single  with-image'; // or something based on $item
    $atts['class'] = $class;

  }

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<div class="related-entries">
  <div class="block">
    <ul>
      <?php
        //for use in the loop, list 5 post titles related to first tag on current post
        $cats = get_the_category($post->ID);
        if ($cats) {
        echo '<h3>Related Posts</h3>';
        $first_cat = $cats[0]->term_id;
        $args=array(

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#!/bin/bash
# This file is designed to spin up a Wireguard VPN quickly and easily, 
# including configuring a recursive local DNS server using Unbound
#
# Make sure to change the public/private keys before running the script
# Also change the IPs, IP ranges, and listening port if desired
# iptables-persistent currently requires user input

# add wireguard repo
sudo add-apt-repository ppa:wireguard/wireguard -y

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<?php 

if ( is_singular('YOUR_CUSTOM_POST_TYPE') ) {
    $terms = get_the_terms($post->ID, 'custom_categories');
    foreach ($terms as $term) {
        $term_link = get_term_link($term, 'custom_categories');
        if (is_wp_error($term_link))
            continue;
        echo '<a href="' . $term_link . '">' . $term->name . '</a>, ';
    }

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## Use the code below only if you had enable .htaccess - "AllowOverride All"
## You may need to enable mod_headers on apache - "a2enmod headers"
## The code below goes under the rules that you should have if you are using WordPress

#BEGIN https code
RewriteEngine On
RewriteCond %{HTTPS} off
RewriteRule (.*) https://%{HTTP_HOST}%{REQUEST_URI} [R=301,L]

#BEGIN Block bad hackers

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<?php 
/**
 *
 * Usage [workcpt posts_per_page="4" term="4"] .
 * I'm using MultiPostThumbnails plugin (line 63) to fetch a second fetaure image - if you are not using the plugin please replace that with get get_the_post_thumbnail_url(get_the_ID(),'full'); 
 * Change post_type to your CPT name
 * Change taxonomy to your taxonomy name 
 *
 */
// @codingStandardsIgnoreStart

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<?php

/**
 *
 * Add a new custom button.
 * Usage [custombutton url="https://www.nuno-sarmento.com/" target="self" text="Go To NS"].
 */
// @codingStandardsIgnoreStart
function ns_custom_button_shortcode( $atts, $content = null ) {
    // shortcode attributes