Specialists in WordPress Security & Malware Removal
We clear complex infections such as the Japanese Keyword Hack, Pharma Hack, and harmful SEO spam. Protect your rankings and your reputation.
Start free security check Received a letter from us?
What is a Japanese SEO Hack or Pharma Hack?
A Japanese Keyword Hack (also called a Gibberish Spam Hack) is a serious security breach, most often on WordPress. Attackers exploit outdated plugins to silently generate thousands of spam pages on your domain.
- Google ranking collapse: Your real pages lose visibility because Google associates your domain with SEO spam.
- Google Search Console warnings: You may receive manual actions for “Spam Pages”. In the worst case, the domain is de-indexed.
- GDPR / privacy risk: A hacked website means unauthorized access to your server — a potentially reportable incident.
Why did you receive a letter from us?
We scan the German address space for known vulnerabilities such as the Japanese SEO Hack on WordPress. When we find infections at companies, we notify operators proactively by postal mail, because emails often land in spam. Our goal is a safer web — whether you use our free guides or hire us is entirely your choice.
Frequently asked questions
Why doesn’t my antivirus show a warning?
The Japanese Keyword Hack and the Pharma Hack are pure SEO hacks. They are not designed to infect computers with viruses; they abuse your domain authority for third-party search rankings. Classic antivirus tools often miss them. The best check is searching for “site:yourdomain.com” in Google.
Can I remove the WordPress Japanese Keyword Hack myself?
Technically skilled users and administrators can perform spam injection removal themselves. That means cleaning infected WordPress core files, identifying malicious plugins, and resubmitting the sitemap in Google Search Console. A detailed guide is on our spam removal page.
What happens if I ignore the SEO spam?
Google will eventually apply a manual action (penalty). Your real pages and services can disappear from search results. Your reputation also suffers when customers find cryptic or untrustworthy content under your name.
What does cleanup by Arnika Web cost?
We work with 100% transparency and no hidden fees. Prices for spam cleanup, malware removal, and follow-up hardening (security audit) are on our service pages.