登录查看更多内容

What are the best ways to secure your LAN-WAN with SSL/TLS encryption?

由人工智能和领英社区提供技术支持

If you are a network engineer, you know how important it is to protect your LAN-WAN from unauthorized access, data breaches, and cyberattacks. One of the most effective ways to do that is to use SSL/TLS encryption, which creates a secure tunnel between your devices and servers over the internet. In this article, you will learn what SSL/TLS encryption is, how it works, and what are the best practices to implement it on your LAN-WAN.

此文章中的业界达人

由社区从 6 条内容中精选。了解更多

Ehsan Momeni Bashusqeh

Network Automation Engineer & Senior Network Engineer @Sadad Informatics Corporation; NetDevOps Enthusiast
Cristian Critelli

EMEA Lead Networking & Resilience Specialist Partner Solution Architect at Amazon Web Services (AWS) [ex Microsoft…
Luis Sanmartín Rodríguez

Support Escalation Engineer @ Microsoft | Azure Network & Security SME | MCSA | MCSE | MCT | AI | Aviatrix CE | LFCA

1 What is SSL/TLS encryption?

SSL stands for Secure Sockets Layer, and TLS stands for Transport Layer Security. They are both cryptographic protocols that provide end-to-end encryption and authentication for data transmission over a network. SSL is the older version, while TLS is the newer and more secure one. SSL/TLS encryption uses public key cryptography, which means that each party has a pair of keys: a public key and a private key. The public key is shared with anyone who wants to communicate, while the private key is kept secret. The public key is used to encrypt the data, and the private key is used to decrypt it.

添加您的观点

Luis Sanmartín Rodríguez

Support Escalation Engineer @ Microsoft | Azure Network & Security SME | MCSA | MCSE | MCT | AI | Aviatrix CE | LFCA
举报内容
SSL/TLS (Secure Sockets Layer/Transport Layer Security) are cryptographic protocols that provide secure communication over a computer network. They establish an encrypted link between a web server and a browser, ensuring that data transmitted, such as login credentials or credit card information, remains confidential and secure. SSL has largely been succeeded by TLS, which is more secure. TLS is widely used to secure online transactions, login sessions, and sensitive data transfer, offering a crucial layer of protection against eavesdropping and unauthorized access.

已翻译

赞
Ehsan Momeni Bashusqeh

Network Automation Engineer & Senior Network Engineer @Sadad Informatics Corporation; NetDevOps Enthusiast
举报内容
TLDR: SSL/TLS encrypts communications between a client and server, primarily web browsers and web sites/applications. SSL (Secure Sockets Layer) encryption, and its more modern and secure replacement, TLS (Transport Layer Security) encryption, protect data sent over the internet or a computer network.

已翻译

赞

2 How does SSL/TLS encryption work?

When you want to establish a secure connection with a server, your device initiates a handshake process. This process starts when your device sends a hello message to the server, containing the SSL/TLS version, the cipher suites, and a random number. The server responds with its own hello message, containing its digital certificate, which contains its public key and identity information. Your device verifies the certificate and generates a pre-master secret, which is encrypted with the server's public key and sent to the server. The server decrypts the pre-master secret with its private key and uses it to generate a master secret, which is used to derive symmetric keys for data encryption and decryption. Finally, your device and the server exchange finished messages to confirm that the handshake is complete and the secure connection is established.

添加您的观点

Ehsan Momeni Bashusqeh

Network Automation Engineer & Senior Network Engineer @Sadad Informatics Corporation; NetDevOps Enthusiast
举报内容
SSL/TLS uses both asymmetric and symmetric encryption to protect the confidentiality and integrity of data-in-transit. Asymmetric encryption is used to establish a secure session between a client and a server, and symmetric encryption is used to exchange data within the secured session.

已翻译

赞

3 What are the benefits of SSL/TLS encryption?

SSL/TLS encryption offers several benefits for your LAN-WAN security, such as protecting your data from eavesdropping, tampering, and spoofing. It also ensures that you are communicating with the legitimate server by verifying its certificate and identity. Moreover, it prevents man-in-the-middle attacks and improves your network performance by reducing the overhead of encryption and decryption operations. Finally, it enhances your reputation and trustworthiness by showing your customers and partners that you care about their privacy and security.

添加您的观点

Cristian Critelli

EMEA Lead Networking & Resilience Specialist Partner Solution Architect at Amazon Web Services (AWS) [ex Microsoft Azure]
举报内容
SSL/TLS encryption is essential for secure online communications, offering data privacy by encrypting information transmitted over the network, thus protecting sensitive data like login credentials and financial transactions. It ensures data integrity, preventing tampering and corruption during transit. SSL/TLS also provides authentication, verifying server identities to prevent impersonation. Compliance with regulations like GDPR and PCI DSS is facilitated by SSL/TLS, as they often mandate encryption. Additionally, SSL/TLS can boost SEO rankings, as search engines favor secure sites. Also, the visible indicators of SSL/TLS, like the padlock icon in browsers, build user trust and credibility, indicating a secure connection.

已翻译

赞
Ehsan Momeni Bashusqeh

Network Automation Engineer & Senior Network Engineer @Sadad Informatics Corporation; NetDevOps Enthusiast
举报内容
SSL has numerous security applications It is easy to implement It works across multiple clients with minimal configuration changes It bundles authentication with encryption It improves SEO ranking It enables compliance with industry regulations

已翻译

赞

4 What are the best practices for SSL/TLS encryption?

To maximize the security and efficiency of your SSL/TLS encryption, you should follow some best practices. For instance, use TLS 1.3, as it offers more features than the previous versions. Additionally, use strong cipher suites that support forward secrecy and trusted and valid certificates issued by reputable and authorized certificate authorities. Furthermore, certificate pinning binds your device to a specific certificate or public key, while SSL/TLS inspection decrypts and scans your encrypted traffic for malware and threats. All of these techniques can help enhance your network visibility and security.

添加您的观点

5 What are the challenges of SSL/TLS encryption?

SSL/TLS encryption can present certain challenges, such as requiring more resources and processing power than unencrypted traffic, which may affect network performance and scalability. Additionally, compatibility and interoperability issues may arise with devices and applications that do not support the same version or configuration of SSL/TLS. Furthermore, if you do not update and maintain your SSL/TLS settings and certificates regularly, your network can be exposed to vulnerabilities and attacks. Finally, depending on the network policies and regulations in place, SSL/TLS encryption may conflict with the requirement for access to network traffic.

添加您的观点

6 Here’s what else to consider

This is a space to share examples, stories, or insights that don’t fit into any of the previous sections. What else would you like to add?

添加您的观点

Luis Sanmartín Rodríguez

Support Escalation Engineer @ Microsoft | Azure Network & Security SME | MCSA | MCSE | MCT | AI | Aviatrix CE | LFCA
举报内容
Common SSL/TLS negotiation issues: Incompatibility between client and server TLS versions may cause negotiation failures. If client/server can't agree on a common cipher suite, it disrupts the negotiation. Certificates with expiration or validation issues can lead to negotiation failures. Missing intermediate or root certificates disrupt the trust chain, leading to negotiation failures. Revoked certificates or unavailability of Certificate Revocation Lists (CRLs) may cause issues. Weak or unsupported key exchange algorithms can lead to negotiation failures. If specific SSL/TLS versions are disabled on the server or client, negotiation may fail.

已翻译

赞

Network Engineering

+ 关注

给文章评分

我们借助人工智能创建了此文章。您认为这篇文章怎么样？

很棒不太好

举报此文章

查看全部

What are the best ways to secure your LAN-WAN with SSL/TLS encryption?

1

2

3

4

5

6

1 What is SSL/TLS encryption?

2 How does SSL/TLS encryption work?

3 What are the benefits of SSL/TLS encryption?

4 What are the best practices for SSL/TLS encryption?

5 What are the challenges of SSL/TLS encryption?

6 Here’s what else to consider

Network Engineering

给文章评分

感谢您的反馈

更多Network Engineering相关文章

更多相关阅读内容

What are the best ways to secure your LAN-WAN with SSL/TLS encryption?

1

2

3

4

5

6

1 What is SSL/TLS encryption?

2 How does SSL/TLS encryption work?

3 What are the benefits of SSL/TLS encryption?

4 What are the best practices for SSL/TLS encryption?

5 What are the challenges of SSL/TLS encryption?

6 Here’s what else to consider

Network Engineering

给文章评分

感谢您的反馈

查看其他技能