NetworkSec - Advanced SecDevices - IDSs and IPSs
[toc] IDSs and IPSs basic When attacker launches an attack against a network, intrusion detection system (IDS) and intrusion prevention system (IPS) technologies are often able to recogni...
Grace
NetworkSec - Advanced SecDevices - IDS Evasion Techniques
[toc] IDS Evasion Techniques “A look at whisker’s anti-IDS tactics” by Rain Forest Puppy (https://www.apachesecurity.net/archive/whiskerids.html) “IDS Evasion Techniques and Tactics” by Kevi...
NetworkSec - Calico
Calico calico basic Calico 优势 与 劣势 Calico架构 Calico 网络模式 BGP 边界网关协议 Calico BGP 概述 BGP两种模式 ...
NetworkSec - Layer 3 - Border Gateway Protocol (BGP)
[toc] Border Gateway Protocol (BGP) The goal of Inter-domain routing to find loop free path to the intended destination. concerned with reachability than optimality Finding path anywhe...
NetworkSec - Layer 3 - Basic Routing Processes
[toc] Basic Routing Processes From N+ Chapter 6 PC1 needs to send traffic to Server1: devices are on different networks. How packet from source IP address 192.168.1.2 g...
NetworkSec - Layer 3 - Autonomous System (AS)
[toc] Autonomous System (AS) AS autonomous system 自治系統 a network under a single administrative control. Assumes the Internet is an arbitrarily interconnected set of AS’s. local ...
NetworkSec - Layer 3 - Router
[toc] NetworkSec - Layer 3 - Router **each port 1 collision domain, 1 broadcast/port ** Router makes decisions based on logical network address (like IP address) has the capab...
NetworkSec - Layer 3 - Access control lists (ACLs)
[toc] NetworkSec - Layer 3 - Access control lists (ACLs) ACLs Access control lists (ACLs): rules implemented on a router / firewalls. Rules within an ACL provide rule-based ...
NetworkSec - IP Internet Protocol
IP Internet Protocol (IP) Routing IP Packets The Structure of the Internet IP packet Header IPv4 Binary Numbering IPv4 Addressing ...
Network Protocol Port Number
Network Protocol Network Protocol Protocol List Protocol List ICMP has no ports and is neither TCP nor UDP. number TCP/UDP protocol ...
NetworkProtocol SSL/TLS Handshake
NetworkProtocol SSL/TLS Handshake NetworkProtocol SSL/TLS Handshake Overview 4 SSL protocols: TLS Handshake Protocol: Phase I of Handshake Protocol: ...
Network - HTTP Response Status Codes
HTTP Response Status Codes Overview of Status Codes 1xx Informational 100 Continue 101 Switching Protocols 2xx Successful ...
NetworkSec - Network basic
网络协议 The OSI Model Layers in OSI TCP & UDP, TCP/IP layers in TCP/IP 4. Application Layer: 3. Host-to-Host 2. Internet...
NetworkSec - Fast API
NetworkSec - Fast API NetworkSec - Fast API Overview Requirements Installation Example Create it Run it Check it ...
Cryptography - Cipher code
Cipher code playfair Cipher 普莱费尔密码 Hill Cipher 希尔密码 Vigenere cipher 维吉尼亚密码 Caesar Cipher 凱撒密碼 Cipher code Classical encryption technique substitution...