Web applications and websites are an integral part of modern businesses.
Since its inception in 1995 by Netscape, its popularity has surged, making its presence felt on a whopping 98% of global websites, and, frameworks like Node.js have extended its use to mobile applications and server-side development.
While browsers have incorporated security permissions as per the W3C standard, the responsibility of managing these falls squarely on the shoulders of website owners.
E-skimming: This involves skimming user information from web pages, often from e-commerce sites.
Formjacking: Here, malicious code is inserted into websites, hijacking their form functionalities to siphon off user data.
Magecart: This attack aims at extracting payment information from commercial websites.
Deep Dive: Cross-Site Scripting (XSS)
Among the various attack vectors, Cross-Site Scripting warrants a special mention. XSS attacks happen when malicious scripts are injected into websites, which are then executed by unsuspecting users' browsers. There are different types of XSS attacks:
Stored XSS: The malicious script injected by the attacker is permanently stored on the target server.
Reflected XSS: The user unknowingly sends a malicious script to a web server via a URL.
DOM-based XSS: The client-side scripts in a web page modify the DOM and execute the attacker's payload.
These attacks can lead to stolen session cookies, defacement of websites, or distribution of malware.
Defensive Measures: Tools and Solutions
Then there's the Content Security Policy (CSP), a robust framework that aids businesses in detecting and thwarting client-side attacks.
Penetration testing, vulnerability scanning, code scramblers, and obfuscators further add layers of security, each addressing specific vulnerabilities.
Beyond the tools and solutions mentioned, continuous education remains key. Regular training sessions for developers can equip them with the knowledge to write secure code.
Emphasizing secure coding practices and staying updated on the latest threats can significantly reduce vulnerabilities.
Additionally, employing a dedicated security team or partnering with cybersecurity firms can provide ongoing surveillance, ensuring that web assets remain protected.
How Jcrambler can help you
Gain visibility and control of all code running on the client-side.
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