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所在平台: Udemy |
课程主页: https://www.udemy.com/course/cybersecurity-from-zero/
课程评论：没有评论
课程名称： 从零开始的网络安全 课程概述： 该课程旨在教授网络安全的基本知识和技能，以保护系统、网络和数据免受数字攻击。网络攻击形式多样，包括黑客攻击、网络钓鱼、恶意软件和勒索软件，目标是窃取、损坏或干扰信息和操作。课程将涵盖多个关键主题，帮助个人和组织保护其数字资产，主要内容包括： 1. 网络安全：理解防火墙、加密和安全网络协议。 2. 威胁检测与事件响应：学习如何识别网络威胁并应对安全漏洞。 3. 钓鱼意识：识别和避免欺诈性电子邮件和诈骗。 4. 深度防御：实施多层安全措施以保护系统。 5. 道德黑客与渗透测试：合法测试安全漏洞的技能。 6. 数据保护与隐私：理解如GDPR和HIPAA等法规。 7. 云安全：保护存储在云环境中的数据。 8. 商业网络安全最佳实践：保护小型企业免受网络威胁。 此外，课程还介绍了开放系统互联（OSI）模型，该模型描述了不同计算机系统如何在网络上进行通信。OSI模型由国际标准化组织（ISO）开发，标准化网络协议以确保设备之间的互操作性。它包括七个功能特定的层次：物理层、数据链路层、网络层、传输层、会话层、表示层及应用层。 该课程适合希望深入了解网络安全的初学者和专业人士。
According to many sources, Cybersecurity is the practice of protecting systems, networks, and data from digital attacks. These attacks can come in many forms, such as hacking, phishing, malware, and ransomware, all aiming to steal, damage, or disrupt information and operations.In this course. We will cover a wide range of topics to help individuals and organizations protect their digital assets. Here are some key areas typically included:Network Security - Understanding firewalls, encryption, and secure network protocols.Threat Detection & Incident Response - Learning how to identify cyber threats and respond to security breaches.Phishing Awareness - Recognizing and avoiding deceptive emails and scams.Defense in Depth - Implementing multiple layers of security to protect systems.Ethical Hacking & Penetration Testing - Learning how to test security vulnerabilities legally.Data Protection & Privacy - Understanding regulations like GDPR and HIPAA.Cloud Security - Securing data stored in cloud environments.Cybersecurity Best Practices for Businesses - Protecting small businesses from cyber threats.The OSI (Open Systems Interconnection) model is a conceptual framework that describes how different computer systems communicate over a network. It was developed by the International Organization for Standardization (ISO) to standardize networking protocols and ensure interoperability between devices.The OSI model consists of seven layers, each with specific functions:Physical Layer - Handles the physical connection between devices, including cables and signals.Data Link Layer - Ensures error-free data transfer between adjacent network nodes.Network Layer - Manages data routing and addressing (e.g., IP addresses).Transport Layer - Ensures reliable data transfer and error correction.Session Layer - Manages communication sessions between applications.Presentation Layer - Translates data formats and encrypts/decrypts information.Application Layer - Provides network services directly to end users (e.g., web browsers, email).
