在当今Web开发领域，Security on the web - MDN - Mozilla成为开发者关注的重点话题。随着网络安全威胁日益严峻，保护前端代码变得尤为重要。

Websites contain several different types of information

Some of it is non-sensitive, for example the copy shown on the public pages

Some of it is sensitive, for example customer usernames, passwords, and banking information, or internal algorithms and private product information.

Sensitive information needs to be protected, and that is the focus of web security

If that information fell into the wrong hands, it could be used to:

Put companies at a competitive disadvantage by sharing their information with competitors.

Disable or hijack their services, again causing serious problems with their operation.

at risk, making them vulnerable to profiling, targeting, loss of data, identity theft, or even financial loss.

Modern browsers already have several features to protect users' security on the web, but developers also need to use best practices and code carefully to ensure that their websites are secure

Even simple bugs in your code can result in vulnerabilities that bad actors can exploit to steal data and gain unauthorized control over services.

总结

随着技术的发展，JavaScript代码保护手段也在不断进步。建议开发者在保证代码安全的同时，也要注意不要过度保护影响性能。

对于需要高级保护的JavaScript代码，可以考虑使用专业的虚拟化保护方案，如JSVMP等。

来源：网络 | 编译整理：JSVMP