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Cybersecurity Services: Application Security Reviews and Hardening

Security reviews, hardening and secure development practices that protect your applications and data.

Security built into your software

Application security vulnerabilities, data leaks and unauthorized system access pose severe financial, legal and reputational risks to modern businesses. Web applications, client portals and public API endpoints face continuous automated scanning by cyber threats attempting to exploit unpatched dependencies or flawed access control logic. Netbii provides specialized application security reviews, cloud infrastructure hardening and secure coding services that protect your software platforms, intellectual property and customer data.

We work with growing startups, SaaS companies and digital platforms to identify code vulnerabilities, strengthen cloud server configurations and implement secure software development lifecycles.

Our security engineers combine manual code review expertise with automated scanning toolchains to ensure every layer of your digital platform satisfies modern cybersecurity standards.

Reviews and assessments

Our application security engineering team conducts thorough security assessments across your software codebases, database layer and cloud hosting infrastructure:

  • Application security code reviews inspecting source code systematically for OWASP Top 10 vulnerabilities including SQL injection, cross-site scripting (XSS) and broken access controls.
  • Automated vulnerability scanning and dependency audits identifying outdated third-party packages, libraries and Docker base images containing known security exploits.
  • Authentication and access control evaluation reviewing password hashing algorithms, session token management, OAuth implementations and multi-factor authentication (MFA) flows.
  • Cloud and server security hardening auditing AWS, GCP or Azure security group rules, IAM role policies, storage bucket permissions and network firewalls.
  • API security testing verifying authorization headers, rate limiting controls, CORS policies and data exposure across public and private endpoints.

Hardening your cloud and infrastructure

Securing digital software products requires hardening both application code and underlying server infrastructure. We configure Web Application Firewalls (WAF), enforce TLS 1.3 transport encryption, implement strict Content Security Policies (CSP) and establish least-privilege IAM access policies across all cloud environments. We also configure automated encrypted daily backups with periodic disaster recovery testing.

By closing unnecessary network ports, isolating internal microservices behind virtual private clouds (VPCs), and restricting administrative shell access, we dramatically shrink your external attack surface across cloud infrastructure environments.

A secure development lifecycle

We help your engineering team embed security practices directly into their daily software development workflows. By integrating automated static application security testing (SAST) and software composition analysis (SCA) tools into your CI/CD pipelines, security vulnerabilities are flagged and remediated before code reaches production servers.

Our proactive approach prevents security debt from accumulating as your codebase grows, ensuring security checks run automatically alongside routine unit and integration tests.

Incident response planning and threat monitoring

When security incidents arise, a structured response protocol makes the difference between minor containment and catastrophic data loss. We help organizations design pragmatic incident response plans, defining incident severity tiers, communication workflows, log analysis protocols and containment steps. We also set up centralized security logging and intrusion alert mechanisms that notify your engineering team immediately when unauthorized access attempts or unusual API traffic spikes are detected.

Furthermore, we assist with security compliance readiness assessments, ensuring your data encryption, access control policies, and system log audit trails satisfy strict commercial requirements for enterprise clients and regulatory bodies.

How we work

A simple, predictable delivery process

Five stages, each with a clear outcome you can review before we move on.

  1. 01

    Discovery

    We clarify goals, users and constraints, then turn them into a scoped plan with a fixed estimate or a team proposal.

  2. 02

    Design

    Wireframes and interactive prototypes let you see and test the product before production code is written.

  3. 03

    Build

    Two-week sprints with a working demo at the end of each one, so you can give feedback early and often.

  4. 04

    Test

    Automated and manual testing across devices and browsers, plus security and performance checks before release.

  5. 05

    Launch & Support

    We deploy, monitor and hand over documentation, then keep improving the product with you.

Engagement models

Choose the way you want to work with us

Every engagement starts with a free discovery call, so you can pick the model that fits your budget and roadmap.

Fixed-price project

A defined scope, timeline and price agreed up front, with milestones you approve along the way.

Best for: Well-defined projects, MVPs and website builds

Dedicated team

Engineers, designers and QA working full-time on your product, managed by you or by us.

Best for: Long-term products and growing startups

Time & materials

Pay for the hours worked, with weekly reports and the freedom to change priorities as you learn.

Best for: Evolving requirements and ongoing improvements

FAQ

Cybersecurity questions

Do you perform penetration testing?
We perform security reviews and authorized vulnerability testing against applications and infrastructure you own. When certified penetration test reports are required for regulatory compliance, we coordinate with accredited third-party auditing partners.
Can you help us prepare for compliance such as SOC 2 or GDPR?
Yes. We review application architecture, data encryption standards, access logs and privacy controls, helping implement the technical controls required for SOC 2 or GDPR compliance audits.
What happens if you find a vulnerability?
We deliver a detailed remediation report categorizing vulnerabilities by risk level, providing exact code locations and supplying verified code patches to resolve the issues.
How often should we review our application security?
We recommend conducting automated dependency scanning on every code release, performing comprehensive security reviews annually, and auditing security configurations whenever major architectural changes occur.

Start a project

Tell us what you want to build

Share a few details and we will reply within one business day with questions or a ballpark estimate.

  • Free, no-obligation estimate
  • NDA available on request
  • Reply within one business day
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