---
source_url: "https://www.qasource.com/security-testing-services"
title: Security Testing - Application Security Testing in 2026
mirrored_at: 2026-08-22T01:32:43.845Z
host: www.qasource.com
cited_in_42a: true
mirror_canonical: "https://index.42a.ai/www.qasource.com/security-testing-services"
---

> **Original source:** https://www.qasource.com/security-testing-services

**User Authentication Issues**

Weak passwords and flawed authentication processes can lead to unauthorized access.

We test authentication mechanisms to enforce strong password policies, enable multi-factor authentication, and implement secure session management.

**Sensitive Data Exposure**

Poorly protected sensitive data, such as passwords or credit card details, increases the risk of breaches.

We implement encryption, secure transmission protocols, and thorough validation to protect data from exposure.

**Broken Access Controls**

Misconfigured permissions may expose sensitive data to unauthorized users.

We test and enforce access control mechanisms to ensure proper account restrictions and secure data access.

**URL Manipulation**

Exposed IDs, keys, or tokens within URLs create vulnerabilities.

We secure session tokens, cookies, hidden fields, and IDs to eliminate URL manipulation risks.

**Cross-Site Scripting (XSS)**

Unvalidated or untrusted data on web pages can allow attackers to inject scripts.

We identify and mitigate XSS vulnerabilities by enforcing strict input validation to prevent malicious data execution.

**Injection Flaws**

Injection flaws occur when untrusted data is passed as commands or queries.

We conduct comprehensive injection testing to identify and remediate vulnerabilities before they are exploited.

**Security Misconfigurations**

Poor default settings and misconfigured environments open doors to attackers.

We audit security configurations and enforce best practices for robust protection.

**Outdated or Unpatched Software**

Unpatched software creates easy targets for cybercriminals.

We ensure applications are updated with the latest security patches and supported components.

**Weak or Stolen User Credentials**

Brute-force attacks exploit weak or reused passwords.

We implement robust password policies and multi-factor authentication to safeguard user accounts.

**Server-side Request Forgery (SSRF)**

Attackers exploit servers to send malicious requests and bypass controls.

We validate and sanitize inputs while limiting server communication to trusted sources.

**Cryptographic Failures**

Weak or outdated cryptographic implementations expose sensitive data.

We validate encryption systems against current standards to ensure the protection of data.

**Security Logging and Monitoring Failures**

Insufficient monitoring delays attack detection and response.

We implement robust logging and monitoring to ensure rapid detection and incident response.

**Insecure Design**

Flawed designs create vulnerabilities that are hard to fix later.

We incorporate secure design principles and threat modeling into the development lifecycle from the outset.

**Insufficient Cloud Security Controls**

Misunderstanding shared responsibility in cloud environments leads to gaps in security.

We implement proper cloud security controls and align responsibilities between you and your provider to ensure optimal security.