WordPress security
Some links on this page are affiliate links: we may earn a commission at no extra cost to you. Our approach
The security of a WordPress site is rarely about a spectacular hack: it is a forgotten plugin vulnerability, an overly simple password, a backup that does not exist. The underlying work is regular and inexpensive; the incident, by contrast, is not. ## The three main causes Outdated plugins and themes, weak access and the absence of backups explain the vast majority of incidents. Each can be handled with simple steps, provided they become a habit. ## Hardening without breaking Restricting access to the admin area, enforcing two-factor authentication, limiting login attempts and using an application firewall greatly reduce the attack surface. Updates are tested in staging first. ## Preparing for the worst An off-server backup, a tested restoration procedure and a communication plan ready to contact the host turn a serious infection into a mere inconvenience.When this guide is for you
- Your WordPress site has been online for several months without regular updates
- You have already been the victim of an infection, a redirect to an unknown site or a phishing page
- Your visitors or your host report security alert emails
- You collect customer data (orders, forms, accounts) on WordPress
- Your site is a WooCommerce shop and a vulnerability means a loss of trust and sales
Step by step
- Security audit — Check WordPress, theme and plugin versions, detect abandoned plugins, analyse modified files and administrator accounts, and review access and permissions.
- Hardening — Update the core, remove unnecessary themes and plugins, enforce two-factor authentication, restrict access to the admin area, change the login URL and configure file permissions.
- Firewall and detection — Install an application firewall (Wordfence, iThemes or Cloudflare), limit login attempts, block suspicious countries or bots if necessary, and enable file integrity monitoring.
- Off-server backups — Schedule automatic backups of files and the database to external storage, with sufficient retention and a restoration process tested regularly.
- Maintenance and vigilance — Apply updates in staging first, follow vulnerability alerts, review user accounts and train administrators to recognise phishing.
What it costs (in MAD)
| Service | Indicative price | Good to know |
|---|---|---|
| WordPress security audit | 3,000 – 10,000 MAD (≈ 270 – 920 €) | Full diagnosis with report |
| Site hardening | 2,000 – 8,000 MAD (≈ 180 – 730 €) | Firewall, access, accounts and permissions |
| Monthly secure maintenance | 800 – 5,000 MAD / month (≈ 75 – 450 €) | Updates, backups, monitoring and reports |
| Clean-up after infection | 4,000 – 15,000 MAD (≈ 370 – 1,400 €) | Removing malicious code and hardening |
| External backup | 1,000 – 5,000 MAD / year (≈ 90 – 450 €) | Remote storage and tested restoration |
| WAF and anti-DDoS protection | 0 – 10,000 MAD / year (≈ 0 – 920 €) | From a free basic offer to advanced protection |
Indicative ranges for the Moroccan market in 2026, excluding tax. Prices vary with scope and provider.
Mistakes to avoid
- Postponing security updates until a quiet moment that never comes
- Keeping plugins deactivated but not deleted, which remain a target
- Using the same password for administration and for another service
- Backing up only on the server itself
- Ignoring host alerts, which often detect an infection before you do
Frequently asked questions
How do I know if my WordPress site is infected?
Common signs: a slower site, redirects to unknown sites, search results showing strange titles, host alerts and visitors reporting pop-up windows. A security scan reveals suspicious files.
Is WordPress more vulnerable than other CMSs?
WordPress is not inherently more fragile, but its popularity makes it a target and its plugin ecosystem is vast. Most infections come from plugins or themes that are not updated or have been abandoned.
Do I need a paid security plugin?
Not necessarily at first: the free version of Wordfence or Cloudflare covers the essentials. Paid options become useful for advanced regular scans, support and reinforced protection.
What is the main cause of hacking?
Weak access: simple passwords, no two-factor authentication, unnecessary administrator accounts. Next come outdated plugins and themes, then pirated themes downloaded from dubious sites.
Should I back up before every update?
Yes, or at least regularly and before any major update. A recent backup lets you restore within minutes if compatibility breaks.
Updated on
Related guides
Version française: /services/devops-securite/securite-wordpress/ · AR · NL