Modern Browser Attacks: Why Perimeter Tools Are No Longer Enough
Oct 20, 2025
The browser has quietly become the most critical application in the enterprise — and the most targeted. With SaaS, cloud, and hybrid work redefining IT boundaries, browsers now handle proprietary data, credentials, and business workflows. Yet legacy security tools like firewalls, antivirus, and EDR were never designed to defend this new digital front line. The shift from being an ancillary tool to becoming the main location of work means legacy security solutions, such as firewalls, antivirus, VDI, etc., are not equipped to provide the necessary level of protection needed to secure today's organizations. The browser, once an afterthought, is now the weak link that legacy defenses simply can't secure. This article examines the modern browser exploitation playbook and details why legacy tools alone are no match for today's cybercriminals. By adopting a Secure Enterprise Browser (SEB), enterprises can complement their existing security tools, shore up their weak link, and future-p...