Websites and web applications are among the most frequent targets of cyberattacks.
A single vulnerability in code, server configuration, or CMS can be exploited to steal data, deface the site, or take full control of the system.
That’s why website security is a critical pillar of any modern cybersecurity strategy.
Why Web Application Security Matters
Proper protection safeguards against:
- theft of customer data,
- malware infection of visitors,
- DDoS attacks that render the service unavailable,
- severe reputational and brand damage.
Every incident can lead to financial losses, legal consequences, and loss of trust — prevention is always cheaper than recovery.
Most Common Threats to Websites & Web Applications
| Attack Type | Description |
|---|---|
| SQL Injection | Injecting malicious SQL code to extract or manipulate database content. |
| Cross-Site Scripting (XSS) | Injecting scripts that execute in users’ browsers (stored, reflected, DOM). |
| DDoS (Distributed Denial of Service) | Overwhelming the server with traffic to make the site unreachable. |
| Brute Force / Credential Stuffing | Automated login attempts using leaked or weak credentials. |
How to Secure Your Website
- Enforce HTTPS – use a valid SSL/TLS certificate to encrypt all traffic.
- Keep everything updated – CMS, plugins, themes, libraries, and server software.
- Deploy a Web Application Firewall (WAF) – filters malicious HTTP requests (Cloudflare, AWS WAF, Imperva, ModSecurity).
- Apply least-privilege principle – restrict file/system permissions and database rights.
- Validate & sanitise all input – protect against SQLi, XSS, and command injection.
Testing & Continuous Monitoring
- Penetration testing – regular expert-led or automated tests to uncover vulnerabilities.
- Vulnerability scanning – tools like OWASP ZAP, Burp Suite, Nikto, Nuclei.
- Traffic & log monitoring – detect anomalies and attack patterns in real time.
- Security alerts – instant notifications about suspicious activity or successful exploits.
Train Your Development Team
Secure applications are built, not bolted on.
- Train developers on OWASP Top 10 and secure coding practices.
- Adopt DevSecOps – integrate security into every stage of CI/CD (SAST, DAST, SCA, IaC scanning).
- Foster a security-by-design culture from day one.
Secure Your Website Today
Investing in web security isn’t an expense — it’s insurance for your reputation and your customers’ data.
HTTPS + WAF + regular pentests + developer training = a website you can trust.
Get in Touch
I help companies secure websites and web applications: from full security audits and penetration testing to WAF configuration, TLS setup, and continuous monitoring.
Email: biuro@wichran.pl
Phone: +48 515 601 621
Author: Piotr Wichrań – Court-appointed IT forensic expert, IT/OT cybersecurity specialist, licensed private investigator
@Informatyka.Sledcza