CyberGuard Pro

Научись тестировать безопасность своего сайта как профессионал. Сканирование сетей, анализ уязвимостей, защита от атак. Learn to test your...
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Sardorbek AbduProfile picture@sardobe·May 13

Hey everyone 👋 I just launched CyberGuard Pro — a cybersecurity education hub for website owners and small business operators.

There's a full course (scanning, hardening, WAF, DDoS protection), checklists, tools, and 10 free public guides you can read right now without buying anything.

Would really appreciate if you check it out and let me know what you think — honest feedback welcome 🙏

If you grab it, use code LAUNCH for 30% off.

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Sardorbek AbduProfile picture@sardobe·May 13

⚠️ The "I'm Too Small to Hack" Myth — Why Bots Don't Care About Your Revenue

"Why would anyone hack us? We're just a small business."


This is the most expensive misconception in cybersecurity.


Attacks Are Automated


Nobody is "targeting" you. Scripts scan the entire internet:

masscan 0.0.0.0/0 -p0-65535 --rate=10000000


Shodan indexes 5+ billion devices. Your server is already in their database.


The Bot Timeline


Time

What Happens

0 min

New vulnerability published (CVE)

2 hours

Proof-of-concept on GitHub

6 hours

Automated scanners updated

24 hours

Mass scanning begins — every IP

48 hours

Your unpatched server compromised

72 hours

Backdoor installed, joins botnet


48-hour window between disclosure and exploitation. Miss the update? You're owned.


What Your Server Is Used For


Hackers don't need your data. They need your resources:


🤖 Botnet — DDoS traffic, crypto mining, brute-forcing other sites

📧 Spam relay — millions of phishing emails from your clean IP

🎣 Phishing host — hidden /paypal-login/ page on your domain

💾 Malware distribution — visitors served malware via injected JS

🔗 SEO spam — hidden links boost gambling/pharma sites, destroying your rankings


The Numbers


  • 43% of cyberattacks target small businesses (Verizon DBIR 2024)

  • 60% that suffer an attack close within 6 months (NCSA)

  • Only 14% are prepared to defend (Accenture)

  • Average attack frequency: every 39 seconds (UMD)

  • 350,000 new malware variants detected daily (AV-TEST)


Real Cases


Bakery website — outdated contact form plugin. Server mined Monero for 3 months. Hosting bill: $30 → $2,400/month.


Law firm — default phpMyAdmin password. Client records (SSNs, case details) sold on dark web. GDPR fine: €50,000.


Photographer portfolio — cryptojacking script injected. Every visitor's browser mined crypto. Chrome blacklisted for 6 weeks.


The Free Security Stack


Layer

Free Option

Blocks

WAF

Cloudflare Free

Known exploits, bots

Updates

Auto-updates

85% of vectors

Passwords

Bitwarden

Brute force

2FA

Google Authenticator

Account takeover

Monitoring

UptimeRobot

Downtime detection

Backups

Cron + rclone

Ransomware recovery


Total: $0. Blocks 90% of automated attacks.


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🛡️ CyberGuard Pro covers everything from this free stack to enterprise-grade hardening. Start protecting your business today.

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Sardorbek AbduProfile picture@sardobe·May 13

🕵️ What Hackers See When They Google Your Business — An OSINT Demo

Before touching your server, a hacker spends 30 minutes on Google. Here's exactly what they search — and what they find.


The Recon Process (OSINT)


Search #1: Technology Discovery

site:yoursite.com inurl:wp-content
site:yoursite.com inurl:wp-admin
site:yoursite.com filetype:php

Reveals: CMS, directory structure, exposed admin panels.


Search #2: Sensitive Files

site:yoursite.com filetype:sql
site:yoursite.com filetype:env
site:yoursite.com filetype:log
site:yoursite.com filetype:bak

Reveals: Database dumps, environment variables (passwords!), error logs, backups.


🚨 1 in 20 websites has a .env file indexed by Google with database credentials in plaintext.


Search #3: Employee Intel

site:linkedin.com "yourcompany" administrator
"@yourcompany.com" email

Reveals: IT staff names, email format, phishing targets.


Search #4: Infrastructure

site:yoursite.com intext:"index of"
site:yoursite.com intitle:"dashboard" OR intitle:"admin"

Reveals: Open directories, exposed admin panels, server versions.


Search #5: Past Breaches

"yoursite.com" site:pastebin.com
"yoursite.com" site:exploit-db.com

Reveals: Leaked credentials, known exploits for your stack.


Beyond Google


Shodan: hostname:yoursite.com → open ports, services, SSL details, server headers.


DNS Recon: dig yoursite.com ANY → mail servers, subdomains, hosting provider.


Wayback Machine: Old site versions — sometimes exposing credentials or test environments still live.


5-Minute Self-OSINT Audit


  1. site:yoursite.com filetype:env → 0 results?

  2. site:yoursite.com intext:"index of" → 0 results?

  3. yoursite.com/.env → 404?

  4. yoursite.com/.git/config → 404?

  5. shodan.io → check your open ports

  6. haveibeenpwned.com → admin email clean?


Found Something?

  • .env accessible? → Block it NOW, rotate ALL credentials

  • Open directories?Options -Indexes in .htaccess

  • Admin panel public? → Restrict by IP or .htpasswd


This entire recon takes a hacker 15–30 minutes using free, legal, public tools.


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🛡️ CyberGuard Pro teaches you to think like an attacker — so you can defend like a professional.

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Sardorbek AbduProfile picture@sardobe·May 13

💰 How Much Does a Website Hack Actually Cost a Small Business?

Most small business owners think cyberattacks are a "big company problem." Then they get hit with a $200,000 bill.


Direct Costs


1. Incident Response: $5,000 – $50,000

Hiring a security firm to investigate, clean, and restore. Emergency rates are 2-3x normal.


2. Business Downtime: $1,000 – $10,000/day

Average downtime after a breach: 21 days (IBM 2024). Small business daily revenue loss: $3,000–$8,000.


3. Ransomware Payment: $10,000 – $100,000+

Average ransom for small businesses: $116,000 (Coveware). 20% who pay never get data back.


4. Legal & Compliance

  • GDPR: up to €20M or 4% of annual revenue

  • PCI DSS non-compliance: $5,000–$100,000/month

  • Breach notifications: $1,000–$5,000 per notification


Hidden Costs


5. Customer Trust

  • 65% lose trust after a breach (Ponemon)

  • 31% stop doing business entirely

  • Reputation recovery: 12–24 months


6. SEO Destruction

Google blacklist → 60–90% organic traffic loss overnight. Recovery: 2–8 weeks minimum.


7. Insurance Premiums

Rates increase 25–40% after a claim. Some insurers drop you.


The Total


Category

Low

High

Incident Response

$5,000

$50,000

Downtime (21 days)

$21,000

$168,000

Legal/Fines

$1,000

$100,000

Customer Loss

$10,000

$500,000

SEO Recovery

$2,000

$15,000

Insurance Increase

$1,000/yr

$5,000/yr

TOTAL

$40,000

$838,000


Average breach cost for small businesses: $108,000 (Hiscox 2024)


Prevention Cost


Measure

Annual Cost

WAF (Cloudflare Pro)

$240

Monitoring

$300–$600

Updates & maintenance

$1,200–$2,400

Training

$200–$500

Backups

$120–$360

TOTAL

$2,060–$3,900/yr


Prevention = 2–3% of breach cost. That's a 30–50x ROI.


You're not choosing between "spend on security" and "save money." You're choosing between $3,000/year or risking $100,000+.


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🛡️ CyberGuard Pro teaches you to build a security system that costs less than one month of breach downtime.

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Sardorbek AbduProfile picture@sardobe·May 13

🔐 Your WordPress Site Was Hacked Through a Plugin — Here's How It Happens

WordPress powers 43% of the web. That also makes it the #1 target for automated attacks. And the weak link is almost never WordPress itself — it's the plugins.


How Plugin Attacks Work


Stage 1: Reconnaissance

Attackers use tools like WPScan to fingerprint your site:

wpscan --url yoursite.com --enumerate p

This reveals every plugin and its version in seconds.


Stage 2: Vulnerability Matching

The attacker checks your plugin versions against public databases:

  • WPVulnDB — 30,000+ known WordPress vulnerabilities

  • CVE database — cross-referenced with plugin changelogs

  • Exploit-DB — ready-to-use exploit code


A plugin updated 6 months ago? There could be 3-5 known exploits.


Stage 3: Exploitation

Common plugin attack vectors:


Attack Type

Example

File Upload

Vulnerable media plugin allows .php upload → RCE

SQL Injection

Contact form doesn't sanitize input → DB dump

Stored XSS

Review plugin stores unescaped HTML → session hijack

Object Injection

Serialized data → arbitrary code execution

Path Traversal

Backup plugin exposes ../../wp-config.php


Stage 4: Persistence

Once inside, attackers install backdoors:

  • Hidden admin accounts

  • Web shells in /uploads/ disguised as images

  • Modified functions.php with encoded eval() calls

  • Cron jobs that re-download malware after cleanup


The Numbers

  • 97% of WordPress hacks come from plugins (Sucuri 2024)

  • Average plugin has 3.2 vulnerabilities in its lifetime

  • 26% of plugins on WordPress.org haven't been updated in 2+ years

  • Vulnerability to mass exploitation: 72 hours


How to Protect Yourself


Immediate Actions

  1. Audit plugins — delete anything not actively used

  2. Check update dates — plugin not updated in 12+ months? Replace it

  3. Enable auto-updates for minor versions at minimum

  4. Install a WAF — blocks known exploits before they reach plugins


Emergency Check

# PHP files in uploads (should be 0)
find wp-content/uploads -name "*.php" -type f

# Recently modified files
find wp-content -mtime -7 -name "*.php" | head -20

# Base64 encoded payloads
grep -r "base64_decode" wp-content/plugins/


If any return results — investigate immediately.


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🛡️ Learn to audit, harden, and monitor like a pro — CyberGuard Pro has the full playbook.

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Sardorbek AbduProfile picture@sardobe·May 13

🚨 Первые 60 минут после взлома — план спасения сайта / First 60 Minutes After a Hack — Website Rescue Plan

Вас взломали. Google помечает сайт как опасный. Каждая минута на счету.


⏱️ 0-15 мин: Изоляция


Шаг 1: Режим обслуживания

Заблокируйте доступ всем кроме себя. Остановите распространение вредоносного кода.


Шаг 2: Смените ВСЕ пароли

  • Хостинг / SSH / cPanel

  • База данных

  • CMS-админка (все пользователи!)

  • FTP / SFTP

  • CDN и DNS

  • Email-аккаунты сайта


Шаг 3: Отзовите API-ключи

Платёжные системы, email-рассылки, все интеграции — пересоздайте.


⏱️ 15-30 мин: Диагностика


Шаг 4: Сохраните логи

cp /var/log/apache2/access.log /backup/incident/
cp /var/log/auth.log /backup/incident/

Не удаляйте — нужны для расследования.


Шаг 5: Найдите точку входа

# Файлы, изменённые за 7 дней
find /var/www -mtime -7 -type f | head -50
# Проверьте cron
crontab -l


Шаг 6: Оцените масштаб

Какие данные были доступны? БД скомпрометирована? Файлы CMS изменены?


⏱️ 30-45 мин: Очистка


Шаг 7: Восстановите из чистого бэкапа

Бэкап до даты взлома. Нет чистого? Переустановите CMS с нуля.


Шаг 8: Обновите ВСЁ

CMS, плагины, темы, PHP/Node, ОС сервера.


⏱️ 45-60 мин: Защита


Шаг 9: Установите защиту

WAF, fail2ban, мониторинг файлов, security headers.


Шаг 10: Уведомите

  • Пользователей (GDPR: 72 часа!)

  • Хостинг-провайдера

  • Google Search Console → запрос повторной проверки


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You've been hacked. Google is flagging your site. Every minute counts.


⏱️ 0-15 min: Isolate

  1. Maintenance mode — block all access except yours

  2. Change ALL passwords — hosting, DB, CMS, FTP, CDN, DNS, email

  3. Revoke API keys — payments, email services, all integrations


⏱️ 15-30 min: Diagnose

  1. Preserve logs — don't delete, needed for investigation

  2. Find entry point — check modified files, suspicious POST requests, cron jobs

  3. Assess scope — what data was exposed? DB compromised?


⏱️ 30-45 min: Clean

  1. Restore from backup — pre-breach date. No backup? Reinstall from scratch

  2. Update everything — CMS, plugins, runtime, OS


⏱️ 45-60 min: Harden

  1. Install protections — WAF, fail2ban, file monitoring, security headers

  2. Notify — users (GDPR: 72h!), host, Google Search Console


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⚡ Сохраните этот план. Он может спасти ваш бизнес.

⚡ Save this plan. It could save your business.


🛡️ Предотвращайте взломы вместо того чтобы разгребать — CyberGuard Pro.

🛡️ Prevent hacks instead of cleaning up — CyberGuard Pro.

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Sardorbek AbduProfile picture@sardobe·May 13

🛠️ 8 бесплатных инструментов для аудита безопасности сайта / 8 Free Tools to Audit Your Website Security Right Now

Не нужно быть хакером, чтобы проверить безопасность сайта. 8 инструментов — 10 минут — полная картина.


1. 🔍 SSL Labs (ssllabs.com/ssltest)

Версия TLS, шифры, проблемы с сертификатом. Оценка A+ → F. Ниже A = проблема.


2. 🔍 SecurityHeaders.com

Проверяет CSP, HSTS, X-Frame-Options. Оценка A+ → F. Красные строки = открытые векторы атак.


3. 🔍 Shodan (shodan.io)

Открытые порты, сервисы, версии ПО. Именно это хакеры видят первым делом.


4. 🔍 Google Safe Browsing

transparencyreport.google.com/safe-browsing/search

Сайт в чёрном списке? = минус 90% трафика.


5. 🔍 Mozilla Observatory (observatory.mozilla.org)

HTTP-заголовки, TLS, редиректы, cookies — всё в одном отчёте.


6. 🔍 BuiltWith / Wappalyzer

CMS, фреймворки, плагины. Хакеры ищут уязвимости в конкретных версиях.


7. 🔍 Have I Been Pwned (haveibeenpwned.com)

Утекли ли пароли вашего админ-email в прошлых взломах?


8. 🔍 Nmap

nmap -sV -sC yoursite.com

Все открытые порты и сервисы. Закройте лишнее.


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⚡ Быстрый чеклист (5 минут):

  • [ ] SSL Labs → оценка A+?

  • [ ] SecurityHeaders → нет красных строк?

  • [ ] Safe Browsing → сайт чист?

  • [ ] Have I Been Pwned → пароли не утекли?

  • [ ] yoursite.com/.env → возвращает 404?


Хоть один пункт провален? Ваш сайт под угрозой.


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You don't need to be a hacker to check your site's security. 8 tools — 10 minutes — full picture.


  1. 🔍 SSL Labs — TLS version, ciphers, cert issues. Below A = problem

  2. 🔍 SecurityHeaders.com — CSP, HSTS, X-Frame-Options. Red rows = open attack vectors

  3. 🔍 Shodan — open ports, services, versions. What hackers see first

  4. 🔍 Google Safe Browsing — blacklisted? = 90% traffic gone

  5. 🔍 Mozilla Observatory — headers, TLS, redirects, cookies in one report

  6. 🔍 BuiltWith / Wappalyzer — your tech stack exposed to attackers

  7. 🔍 Have I Been Pwned — admin email in past breaches?

  8. 🔍 Nmap — all open ports. Close what you don't need


⚡ Quick Check (5 min):

  • [ ] SSL Labs → A+?

  • [ ] SecurityHeaders → no red?

  • [ ] Safe Browsing → clean?

  • [ ] HIBP → not breached?

  • [ ] yoursite.com/.env → 404?


Any check failed? Your site is at risk.


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🛡️ Научитесь использовать эти инструменты профессионально — CyberGuard Pro.

🛡️ Master these tools professionally — CyberGuard Pro.

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Sardorbek AbduProfile picture@sardobe·May 13

🏴‍☠️ Топ-10 ошибок безопасности на сайтах малого бизнеса / Top 10 Security Mistakes on Small Business Websites

Малый бизнес — цель №1 для хакеров. Не потому что вы интересны, а потому что не защищены. 43% кибератак направлены на малый бизнес (Verizon DBIR 2024).


🔴 Критические ошибки


1. Пароль «admin123»

60% взломов — через слабые пароли. Используйте 16+ символов, менеджер паролей, 2FA.


2. Устаревшая CMS и плагины

WordPress 5.x с плагинами 2021 года = ключ под ковриком. Обновляйте за 48ч после патча.


3. Нет бэкапов (или на том же сервере)

Ransomware шифрует всё. Правило 3-2-1: 3 копии, 2 типа носителей, 1 удалённо.


🟡 Серьёзные ошибки


4. Открытый phpMyAdmin / wp-admin

Боты сканируют /phpmyadmin, /wp-admin 24/7. Ограничьте по IP или переименуйте.


5. Нет WAF

Без WAF каждый запрос идёт напрямую к приложению. Cloudflare Free — уже лучше чем ничего.


6. Нет security headers

X-Frame-Options, Content-Security-Policy, HSTS — 3 строчки, блокирующие целые категории атак.


7. Один аккаунт на всех

Утёк один пароль = скомпрометирован весь доступ. Каждому — отдельный аккаунт.


🟠 Частые ошибки


8. .env и .git доступны через браузер

Проверьте: yoursite.com/.env — если открывается, ваши пароли к БД уже в сети.


9. Нет мониторинга

Узнаёте о взломе от клиентов? Хакер был у вас неделями. Нужен uptime-мониторинг + file integrity.


10. «Нас никто не будет ломать»

Атаки автоматизированы. Боту всё равно — 10 клиентов или 10 000. Он сканирует ВСЕ IP.


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Small businesses are hackers' #1 target — not because you're interesting, but because you're unprotected. 43% of cyberattacks target small businesses (Verizon DBIR 2024).


🔴 Critical

  1. "admin123" password — 60% of breaches. Use 16+ chars, password manager, 2FA

  2. Outdated CMS & plugins — update within 48h of patches

  3. No backups (or same server) — 3-2-1 rule


🟡 Serious

  1. Exposed admin panels — bots scan 24/7, restrict by IP

  2. No WAF — even free Cloudflare helps

  3. Missing security headers — 3 lines that block entire attack categories

  4. Shared accounts — one leak = total compromise


🟠 Common

  1. .env, .git accessible — check yoursite.com/.env right now

  2. No monitoring — learning from customers = weeks-old breach

  3. "We're too small to hack" — bots don't care about your size


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🛡️ Исправьте все 10 — пошаговый курс + чеклисты в CyberGuard Pro.

🛡️ Fix all 10 — step-by-step course + checklists in CyberGuard Pro.

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Sardorbek AbduProfile picture@sardobe·May 13

⚡ Почему SSL-сертификат НЕ защищает ваш сайт / Why an SSL Certificate Does NOT Protect Your Website

«У меня есть SSL — значит, сайт защищён». Самое опасное заблуждение среди владельцев сайтов.


Что SSL делает ✅

  • Шифрует данные между браузером и сервером

  • Зелёный замочек в адресной строке

  • Улучшает SEO (Google учитывает HTTPS)


Чего SSL НЕ делает ❌

  • Не защищает от SQL-инъекций — хакер шлёт вредоносный запрос через вашу же форму

  • Не защищает от XSS — вредоносный JavaScript работает внутри HTTPS

  • Не защищает от брутфорса — перебор паролей по HTTPS работает так же

  • Не защищает от уязвимостей CMS — устаревший плагин = открытая дверь

  • Не защищает от DDoS — тысячи запросов проходят через HTTPS

  • Не защищает файлы на сервере — бэкдор в /uploads/ не исчезнет


Что РЕАЛЬНО защищает:


Угроза

Решение

SQL-инъекции

Prepared statements, WAF

XSS

Content Security Policy, экранирование

Брутфорс

Rate limiting, 2FA, fail2ban

Уязвимости CMS

Обновления в течение 48ч

DDoS

CDN + WAF + rate limiting

Бэкдоры

Мониторинг файлов, IDS


SSL — это 5% безопасности. Остальные 95% — конфигурация, мониторинг и знания.


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"I have SSL — so my site is secure." The most dangerous misconception among site owners.


What SSL Does ✅

  • Encrypts data between browser and server

  • Green padlock in the address bar

  • Improves SEO (Google uses HTTPS as ranking factor)


What SSL Does NOT Do ❌

  • No protection against SQL injections — attacks go through your encrypted forms

  • No protection against XSS — malicious JS runs inside HTTPS

  • No protection against brute force — password guessing works over HTTPS

  • No protection against CMS vulnerabilities — outdated plugin = open door

  • No protection against DDoS — thousands of requests pass through HTTPS

  • No protection of server files — backdoor in /uploads/ stays


Threat

Solution

SQL Injections

Prepared statements, WAF

XSS

Content Security Policy, output escaping

Brute Force

Rate limiting, 2FA, fail2ban

CMS Vulns

Update within 48 hours

DDoS

CDN + WAF + rate limiting

Backdoors

File monitoring, IDS


SSL is 5% of security. The other 95% is configuration, monitoring, and knowledge.


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🛡️ Изучите все 95% в CyberGuard Pro — от сканирования до защиты.

🛡️ Learn all 95% in CyberGuard Pro — from scanning to defense.

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Sardorbek AbduProfile picture@sardobe·May 13

🔓 Как узнать, что ваш сайт взломали — 7 тревожных признаков / How to Tell If Your Website Has Been Hacked — 7 Warning Signs

Большинство владельцев сайтов узнают о взломе слишком поздно — когда Google уже пометил сайт как опасный.


7 признаков компрометации:


1. 🔴 Неожиданные редиректы

Посетители попадают на сторонние сайты (казино, фишинг). Часто видно только с мобильных.


2. 🔴 Незнакомые файлы на сервере

Файлы типа wp-tmp.php, shell.php в корне или /uploads/.


3. 🔴 Новые админы, которых вы не создавали

Классический бэкдор — новый аккаунт с правами администратора.


4. 🟡 Резкий рост исходящего трафика

Сервер рассылает спам или участвует в DDoS. Аномальный трафик на портах 25/587 = рассылка.


5. 🟡 Падение позиций в Google

Google Safe Browsing → потеря 60-90% трафика за сутки. Проверьте: transparencyreport.google.com/safe-browsing/search


6. 🟡 Изменённые core-файлы CMS

index.php, .htaccess были изменены. Сравните: md5sum index.php


7. 🟠 Подозрительные cron-задачи

Хакеры прописывают cronjob для восстановления бэкдора после удаления.


Что делать:

  • Проверьте файлы сайта антивирусом

  • Сравните core-файлы CMS с оригиналом

  • Google Search Console → Security Issues

  • Смените ВСЕ пароли


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Most website owners discover they've been hacked too late — when Google flags their site as dangerous.


7 signs of compromise:


  1. 🔴 Unexpected redirects — visitors land on casino/phishing sites

  2. 🔴 Unknown filesshell.php, wp-tmp.php in root or uploads

  3. 🔴 New admin accounts you didn't create — classic backdoor

  4. 🟡 Outbound traffic spike — your server is sending spam or in a DDoS botnet

  5. 🟡 Google rankings crash — Safe Browsing flagged you → 90% traffic loss

  6. 🟡 Modified core filesindex.php, .htaccess changed silently

  7. 🟠 Suspicious cron jobs — auto-restoring backdoors after removal


Immediate actions: scan files, compare CMS checksums, check Google Search Console, change ALL passwords.


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