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所在平台: Udemy |
课程主页: https://www.udemy.com/course/a-to-z-of-cryptography/
课程评论：没有评论
课程名称：密码学精通：学习加密与安全通信 概述：本课程提供详细的密码学学习，密码学是通过编码来保护重要信息和通信的方式。这些编码仅对合法拥有者可用，因此可以抵御攻击，并保护数据免受黑客的侵害。无论组织的规模、行业或基础设施如何，网络安全解决方案在今天日益增长的网络威胁中都是必不可少的。网络安全是一个综合领域，涵盖了计算机网络中涉及的多种技术、设备和流程。随着互联网及万维网的发展，我们互联的计算机面临着系统漏洞带来的威胁和攻击，这可能妨碍组织甚至个人的活动。简单来说，网络安全包含了一套保护计算机网络和数据的机密性、完整性和可用性的规则与配置，结合了软件和硬件技术。 学习网络安全和密码学有很多理由。在我们的日常生活中，密码学被广泛应用。例如，在网上购物时，我们需要安全地通过大型网络传输密码。在金融交易中，银行服务器和电子邮件客户端也使用密码学保存我们的密码。密码学还用于保护我们物联网环境中传输的所有信息，验证人与设备、设备与设备之间的身份。 在本课程中，我将带您深入了解各种密码技术。密码学系统主要分为两种类型：对称密钥加密系统和非对称密钥加密系统。在对称密钥加密系统中，使用单一密钥进行加密和解密；而在非对称密钥加密系统中，则使用一对密钥——一个用于加密，另一个用于解密。加密是将明文或原始消息转换为密文或编码消息的过程，而解密是将密文还原为明文的过程。因此，加密在发送方使用，解密在接收方使用。课程最后将讨论一些复杂的密码学研究相关主题，以便为研究人员和高级学习者提供帮助。
This a detailed course on Cryptography, which is a way to secure important information and communication through codes. These codes are only available to the rightful owner and hence it can be used to combat attacks, and protect your data from hackers. Every organization, regardless of size, industry or infrastructure, requires a degree of network security solutions in place to protect it from the ever-growing landscape of cyber threats in the wild today. Network security is a comprehensive aspect that shelters a multitude of technologies, devices and processes involved in computer networks. With the advent of Internet and world wide web our interconnected computers are prone to threats and attacks through the system vulnerabilities and this in turn can hamper the activities of an organization or even an individual. In its simplest term, network security comprises a set of rules and configurations designed to protect the confidentiality, integrity and availability of computer networks and data using both software and hardware technologies. There are several reasons to learn network security and cryptography.In our everyday lives, cryptography is used extensively and is ubiquitous. Say for example, we may use it to securely shoot passwords over massive networks for online shopping. It is used in financial transaction in banks where Bank servers and e-mail clients save your passwords using cryptography. Cryptography is used to secure all transmitted information in our IoT-connected world, to authenticate people and devices, and devices to other devices.In this course I will take you through a tour of various cryptographic techniques.There are basically 2 types of cryptographic systems. Symmetric key cryptosystem and asymmetric key cryptosystem. In symmetric key cryptosystem there is a single key used for encryption as well as decryption. In asymmetric key cryptosystem, there is a pair of keys- one used for encryption and the other for decryption. Encryption is the process of converting the plaintext or original message to ciphertext or coded message whereas decryption converts the ciphertext back to plaintext. So, encryption is used at the sender side whereas decryption is used at the receiver side. Towards the end of the course some complex research related cryptographic topics have been discussed that will be beneficial to the researchers and advanced learners.
