Effective Strategies for Implementing Application Security

In simplest terms, application security, regardless of the field, scale, or business flows, will either make or break you.  

Application security is increasingly challenging, and recorded vulnerabilities are at an all-time high of 25,000 within the year 2022. With that in mind, protecting sensitive information, maintaining customer trust, and keeping businesses running smoothly away from vulnerabilities and security breakdowns, are vital in today's business world.   

In this article, let's talk about how application security can be addressed, implemented, or impacted from both developer and commercial perspectives and the types of security protocols that'll work.  

Why Application Security is Important  

Software Engineering Perspective  

  • Preventing Vulnerabilities: Application security helps us identify and fix system weaknesses that could lead to exploitation. From a developer aspect, secure coding practices, security tests, and keeping up with security updates ensure your solution is ready to withstand security threats.  
  • Protecting Data and Privacy: Most applications deal with sensitive information about you. Hence, application security must be on point to ensure your data is handled safely. Encryptions, authentications, and safe storage are essential to prevent information breaches and unauthorized access. These also must be compliant with regulatory bodies.  
  • Defending Against Attacks: Malicious attacks can seriously damage your systems. Implementing security controls, such as checking input data, securing outputs, and controlling access, helps us prevent these attacks. This ensures that our applications remain safe, available, and reliable.  

Business Perspective  

  • Building Customer Trust: In a world where data breaches are common, customer trust is crucial. By prioritizing application security, we show our customers that we take their data protection seriously. This helps us build a positive reputation and gain loyal customers.  
  • Ensuring Compliance with Regulations: Different industries have specific data protection and privacy regulations. By implementing strong application security measures, we can comply with these regulations, avoid legal troubles, and protect our reputation.  
  • Reducing Financial Risks: Security breaches can lead to financial losses and legal expenses and harm our brand image. Investing in application security can prevent security incidents and minimize the potential impact of data breaches. This helps us maintain financial stability and ensures our long-term success.  

Types of Application Security Measures  

  1. Authentication and Access Control Implementing strong authentication methods, like using multiple factors to verify user identity, and controlling user access based on their roles, helps us ensure that only authorized users can access our applications.  
  2. Encryption Encrypting sensitive data, both when it's stored and when it's being transferred, adds an extra layer of protection. Encryption scrambles the data, making it unreadable to unauthorized individuals and reducing the risk of data breaches.  
  3. Vulnerability Assessments and Penetration Testing Regularly checking for vulnerabilities in our applications and testing them for potential attacks helps us identify and fix weaknesses. This proactive approach allows us to address security gaps before they are exploited by hackers.  
  4. Security Monitoring and Incident Response, using security monitoring tools and having plans to respond to security incidents help us quickly detect and address any breaches. This minimizes the damage and ensures a swift recovery.  


Every day we are exposed to more applications, and we are giving them access to our sensitive information. While we do that, both the businesses and developers are responsible for ensuring our data is secured and safely stored to the highest industry and security standards (ISO27000).  

A good application security protocol ensures to be one step ahead of all vulnerabilities and actively updates the security portfolio to compete with rising security threats. 

Yohan Perera
Software Architect - Delivery

Client-side apps vs server-side apps