Information Security Archives - The Security Buddy

Evolution of Firewalls: From Packet Filters to Next Generation Firewalls

CCNA, CCNP, CompTIA, Data Breaches and Prevention, DoS and DDoS Prevention, End Point Protection, Firewall, Information Security, Malware Prevention, Network Security, Security Fundamentals

A firewall is a network security system that monitors the inbound and outbound network traffic of a system and filters it according to some predetermined rules. It can be implemented as hardware or as software. If configured properly, a firewall can prevent network...

How do outdated mobile apps pose a security threat?

CompTIA, Data Breaches and Prevention, End Point Protection, Information Security, Malware Prevention, Mobile Phone Security

What are outdated apps or zombie applications? We usually download applications for our mobile devices from app stores. Many a time, an application gets discontinued from app stores for various reasons. But, users who have already downloaded the application on their...

How to prevent evil twin attacks?

CCNA, CCNP, CompTIA, Data Breaches and Prevention, End Point Protection, Information Security, Malware Prevention, Mobile Phone Security, Online Banking Security, Phishing, Privacy, Security Fundamentals, VPN, Wireless Network And Security

Nowadays, we often use public Wi-Fi - in restaurants, malls, or other public places. But how safe is it? The evil twin attack is one very common threat that we need to consider before we use public Wi-Fi. What is an evil twin? An evil twin is a rogue Wi-Fi access...

How to prevent phishing?

CCNA, CCNP, CompTIA, Data Breaches and Prevention, Email Security, End Point Protection, Information Security, Malware Prevention, Online Banking Security, Phishing, Security Fundamentals

What is phishing? Phishing is a technique using which attackers can steal sensitive information like financial details or the identity information of victims. The attackers usually masquerade themselves to be trustworthy entities and deceive the victims into providing...

What is a honeypot and how does it improve security?

Anti-Spam, CCNA, CCNP, CompTIA, Data Breaches and Prevention, DoS and DDoS Prevention, Information Security, Malware Prevention, Security Fundamentals

What is a honeypot? A honeypot is a computer security mechanism that is used to prevent unauthorized attacks on computer systems. It mainly consists of a computer, some data, and a network site that appears to be part of the network but is isolated and monitored. It...