Posts
Pentester vs Security Researcher: How the Roles Differ and Which Career Path to Choose
A pentester (penetration tester) actively tests and simulates cyberattacks on systems to find vulnerabilities, while a security researcher focuses on discovering unknown threats, analyzing malware, and developing new ...
What is the new 7-Zip vulnerability CVE-2025-53816 and how can it crash systems using RAR5 files?
A newly discovered memory corruption vulnerability in 7-Zip, tracked as CVE-2025-53816, allows attackers to craft malicious RAR5 archive files that trigger heap-based buffer overflows, leading to denial-of-service (Do...
How to Remove Ransomware and Recover Your Files Without Paying
Learn step-by-step how to remove ransomware and decrypt your files without paying a ransom. Explore real-world tools, best practices, and prevention strategies in this updated 2025 guide.
How to Protect Online Video Calls From Hackers: Settings, Habits and Scams
In 2026, online video conferencing remains an essential part of work, education, and communication, but also a key target for cybercriminals. To protect your calls from hackers, it’s important to use secure platforms ...
What are the common types of network and application attacks in 2026, and how can you defend against them?
Network and application attacks are becoming more advanced in 2026, targeting vulnerabilities in servers, APIs, web apps, and cloud environments. From DDoS to SQL injection and API abuse, organizations need to adopt p...
What are the major cybersecurity threats to watch out for in 2026?
In 2026, cybersecurity is dominated by advanced threats such as AI-powered phishing, supply chain attacks, deepfake scams, and critical infrastructure targeting. With the rise of cloud-first environments and remote wo...
What happened during the Aflac social engineering cyber attack in June 2025 and what can we learn from it?
In June 2026, U.S. insurance provider Aflac fell victim to a sophisticated social engineering attack, believed to be carried out by the Scattered Spider group. The attacker used impersonation techniques to gain unauth...
The June 2025 WestJet Cyber Attack: What Happened, What Is Reported and What to Learn
In June 2026, Canadian airline WestJet experienced a cyber attack that caused disruptions to its website and mobile app. While flight operations remained unaffected, internal systems were compromised. The threat group...
What are the different types of firewalls and how do they work in network security?
Firewalls are essential cybersecurity tools that act as barriers between trusted and untrusted networks. There are several types of firewalls, each with unique functionalities, from packet filtering to deep packet ins...
What are the top cybersecurity tools used by professionals in 2026?
Cybersecurity professionals in 2026 rely on many specialized tools to detect threats, secure networks, and investigate breaches. From password cracking and web application testing to forensics and threat intelligence,...
What is the new QR code phishing attack in PDFs, and how can I protect myself from it?
A new advanced phishing technique called “Scanception” is using malicious QR codes embedded in professional-looking PDF files to bypass security filters and steal credentials. These PDF attachments appear legitimate, ...
OCSP Stapling in NGINX: Configuration, Testing and Troubleshooting
OCSP stapling is a modern TLS optimization technique that boosts SSL certificate validation performance and security. When configured properly in NGINX, it allows your server to provide clients with proof of certifica...
How to Check Which Process Is Using a Specific Port on Your System
Identifying which process is using a particular port is important for troubleshooting network issues, freeing up occupied ports, and ensuring system security. This can be achieved using built-in tools like lsof, netst...
What is the future of cybersecurity in a cloud-first world?
As organizations increasingly shift to cloud-first strategies, traditional security models are becoming obsolete. The future of cybersecurity in this environment emphasizes zero trust architecture, identity and access...
What are the top 15 vulnerability scanning tools used in cybersecurity today?
Vulnerability scanning tools identify security weaknesses in systems, networks, and applications before malicious actors can exploit them. In 2026, cybersecurity professionals rely on many scanners, both open-source a...
Common Network Protocols: What Each Does, Its Port, and How They Work Together
Network protocols are standardized rules that define how data is transmitted and received across devices in a computer network. This blog explains key protocols like HTTP, TCP/IP, FTP, DNS, and more, with a detailed t...
