Network security
If you are preparing for the Cisco Certified Network Associate (CCNA) exam or have been involved with Cisco networking, then you have probably heard about Ci
Introduction What if there was a concept that would allow you insight into your IT and information security environment, showing you near real-time events an
The Shodan search engine is an excellent resource for hackers looking for unprotected endpoints. If you have ever played with Shodan, you will probably know
For years, continuous monitoring has been serving the IT industry regardless of the size of the businesses utilizing it. Historically, the ITIL programs feat
Endpoint security may be the best investment you have ever made. According to a Ponemon survey (The 2017 State of Endpoint Security Risk), an organization’s
Carbon Black Endpoint Security is an effective and user-friendly endpoint solution for user devices such as PCs and laptops. It features malware protection t
Introduction Many businesses and corporations have traditionally only secured their network communications just after the point of origination and just befor
Continuous monitoring (CM) is a crucial step for organizations to detect and mitigate the security events that may result in breaches. It offers detailed, up
We all hear about endpoint protection solutions in our daily lives, but how many of us have actually looked at the current state of play in the market? In th
Introduction Sophos Endpoint Protection is an easy-to-use, simple application for your endpoint devices, whether they run Windows, Linux or Mac OS. It is ab
Network Security Fundamentals
Learn the fundamentals of networking and how to secure your networks with seven hands-on courses. What you'll learn:
- Models and protocols
- Networking best practices
- Wireless and mobile security
- Network security tools
- And more
In this series
- What is zero trust architecture (ZTA)? Pillars of zero trust and trends for 2024
- A deep dive into network security protocols: Safeguarding digital infrastructure 2024
- Asset mapping and detection: How to implement the nuts and bolts
- The Pentagon goes all-in on Zero Trust
- How to configure a network firewall: Walkthrough
- 4 network utilities every security pro should know: Video walkthrough
- How to use Nmap and other network scanners
- Security engineers: The top 13 cybersecurity tools you should know
- Converting a PCAP into Zeek logs and investigating the data
- Using Zeek for network analysis and detections
- Suricata: What is it and how can we use it
- Intrusion detection software best practices
- What is intrusion detection?
- How to use Wireshark for protocol analysis: Video walkthrough
- 9 best practices for network security
- Securing voice communications
- Introduction to SIEM (security information and event management)
- VPNs and remote access technologies
- Cellular Networks and Mobile Security
- Secure network protocols
- Network security (101)
- IDS/IPS overview
- Exploiting built-in network protocols for DDoS attacks
- Firewall types and architecture
- Wireless attacks and mitigation
- Wireless network overview
- Open source IDS: Snort or Suricata? [updated 2021]
- PCAP analysis basics with Wireshark [updated 2021]
- What is a firewall: An overview
- NSA report: Indicators of compromise on personal networks
- Securing the home office: Printer security risks (and mitigations)
- Email security
- Data integrity and backups
- Cost of non-compliance: 8 largest data breach fines and penalties
- How to find weak passwords in your organization’s Active Directory
- Monitoring business communication tools like Slack for data infiltration risks
- Firewalls and IDS/IPS
- IPv4 and IPv6 overview
- The OSI model and TCP/IP model
- Endpoint hardening (best practices)
- Wireless Networks and Security
- Networking fundamentals (for network security professionals)
- How your home network can be hacked and how to prevent it
- Network design: Firewall, IDS/IPS
- Work-from-home network traffic spikes: Are your employees vulnerable?
- RTS threshold configuration for improved wireless network performance [updated 2020]
- Web server protection: Web server security monitoring
- Web server security: Active defense
- Web server security: Infrastructure components
- Web server protection: Web application firewalls for web server protection