IPsec - ITperfection - Network Security

Network Routing: Part 5- HP Routers: Branch, Campus, Data Center, Virtual and Small Business

Tech20202021-03-16T09:32:17+00:00Categories: Computer & Network Concepts, Networking|Tags: Branch Routers, campus routers, Data center routers, firewal, HP, HP PS110 Wireless VPN Series, HP Routers, HPE, HPE Routers, HSR, HSR6600 Series, HSR6800 Series, IPsec, MSR93x Series, Network, Network Routing, Networking, Routing, Small Business, small business routers, virtual routers, VPN, VSR, VSR1000 Series|

To make you more familiar with the concepts of network routing and to get acquainted with the reputable vendors of network routers, we have prepared a number of blogs as a series, the different parts of which are as follows: Part 1 - What is a Network Router? Routing Terms (Such as Routing Protocols, and [...]

Cisco ASA Firewalls

Tech20202020-09-11T12:51:18+00:00Categories: Anti-malware & Firewalls, Network Security|Tags: Anti-malware, ASA, ASA 5505, ASA 5510, ASA 5525, ASA 5540, ASA 5550, ASA 5580, ASA 5580 -20, ASA 5580 -40, cisco, concurrent session, DMZ, Firewall, hardware firewall, High Availability, IDS, intrusion prevention systems, IPS, IPsec, Network Security, Next-Generation Firewall, Phishing Attack, Security Context, SSL, Throughput, virtual interface, VLAN, VPN|

This post is about Cisco Firewalls. It aggregates available information from datasheets published by Cisco. The ASA in Cisco ASA stands for Adaptive Security Appliance. We suggest that you read the following two posts before continuing to read this post: All Things about Firewall Hardware Firewalls In fact, Cisco ASA is a security device that combines [...]

VPN

Tech20202020-09-02T05:35:40+00:00Categories: Computer & Network Concepts|Tags: Authentication, Confidentiality, cyber security, Datagram Transport Layer Security, DTLS, Encryption, Extranet based VPN, Intranet based VPN, IPsec, L2TP, Microsoft Point-to-Point Encryption, Microsoft Secure Socket Tunneling Protocol, MPPE, Network, Network Security, PPTP, Remote Access VPN, Secure Shell VPN, Site-to-site VPN, SSH VPN, SSL, SSTP, TLS, Virtual private network, VPN, WireGuard|

A virtual private network (VPN) extends a private network across a public network and enables users to send and receive data across shared or public networks as if their computing devices were directly connected to the private network. In other words, A Virtual Private Network is a connection method used to add security and privacy [...]

IPsec Protocol

Tech20202020-09-26T06:28:52+00:00Categories: Computer & Network Concepts, Network Security|Tags: Aggressive mode, Anti-replay, Authentication, Authentication Header, Confidentiality, Encapsulating Security Payload, Encryption, ESP, IKE Phase 1, IKE Phase 2, IKEv1, IKEv2, Integrity, Internet Security Association and Key Management Protocol, IP Security, IPsec, IPSECKEY DNS records, Kerberized Internet Negotiation of Keys, Key ecxhange, Security Associations, transport mode, Tunnel mode, VPN|

Internet Protocol Security (IPsec) is a secure network protocol suite that authenticates and encrypts the packets of data to provide secure encrypted communication between two computers/networks. IPsec is usually used to set up VPNs, and it works by encrypting IP packets, along with authenticating the source where the packets come from. Read more about encryption [...]