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Friday, November 15, 2024

Layered Safety for RADIUS With Cisco


Dream world for the CISO

Organizations have all kinds of sources to guard. And a few sources are simpler to guard than others. Nonetheless, it’s not the straightforward stuff that retains a CISO up at evening. Earlier than we dive into the more difficult examples, let’s take into account a state of affairs that permits a CISO to sleep peacefully.

On this state of affairs, when a employee “goes to work” (both within the workplace or remotely), they open their company laptop computer and login to a SaaS utility. This employee varieties the URL into their browser, logs in with their SSO supplier and authenticates utilizing their fingerprint (biometric) on the gadget. Behind the scenes, this consumer is connecting to the applying by means of a Zero Belief Community Entry (ZTNA) answer and authenticating with SAML protocol (or OIDC or OAuth2.0), the trendy authentication methodology for cloud purposes.

This state of affairs is the dream state of affairs (and simpler) to guard:

  • Fashionable, cloud utility
  • Coverage-driven utility entry
  • Phishing-resistant authentication
  • Trusted, managed gadget

The truth verify

Nonetheless, the dream state of affairs can also be the least more likely to be the reason for a breach. As an alternative, attackers are exploiting legacy expertise or networks the place it’s troublesome to deploy further safety and implement coverage, like phishing-resisting multi-factor authentication (MFA) or ZTNA. Whereas organizations are on their infrastructure modernization journey, we have to have a practical plan to guard the lengthy tails of legacy belongings which might be nonetheless in place and could also be troublesome to safe.

What might be achieved?

Layered safety with RADIUS

Considered one of these under-rated, however widespread, authentication protocols is RADIUS (Distant Authentication Dial-In Consumer Service). RADIUS is a conventional network-based authentication protocol for customers and units that want to hook up with the community.

In case your group is ready the place routers, switches, wi-fi entry factors and VPNs all use RADIUS, Cisco may also help. First, Cisco Id Providers Engine (ISE) supplies a layer of Community Entry Management by providing AAA safety (Authentication, Authorization, and Entry). This safety exists for customers connecting to the community within the workplace and staff connecting to the community by means of the VPN.

The challenges and safety implications round legacy VPN entry are nicely documented, which is why organizations are shifting towards fashionable structure with ZTNA. The issue is that many legacy purposes are usually not appropriate with ZTNA and organizations should cling on to their VPN infrastructure. It isn’t a shock that whereas 86% of organizations have began to undertake zero belief, 98% haven’t reached maturity. Basically, they’re caught on this journey.

That’s the place Cisco Safe Entry is available in. Safe Entry has built-in each VPNaaS and ZTNA capabilities. This enables organizations to modernize VPN infrastructure and join utilizing Cisco’s cloud answer, falling again to VPNaaS if ZTNA is just not attainable. In follow, all customers have the identical expertise when connecting to purposes (legacy or fashionable, VPN-required or ZTNA-compatible) and the expertise takes care of the work behind the scenes.

In the case of VPNaaS use circumstances, organizations with ISE deployment can leverage the distinctive integration between Safe Entry and Cisco ISE to offer an additional layer of safety. Because of this when customers hook up with VPNaaS, they’re protected by ISE’s authentication, posture evaluation, and community segmentation, all by means of a single agent — Safe Consumer.

We begin with VPNaaS and Cisco ISE working collectively and subsequent we add an additional layer of protection with one other type of authentication (that’s the place the “multi” in MFA is available in). Cisco Duo can supply RADIUS help for legacy VPNs by means of the Duo Authentication proxy by including servers to a corporation’s setting. However once you use Duo with ISE and VPNaaS, there’s a distinctive API integration that allows RADIUS authentication with out the necessity for the extra server in your setting. And all the top consumer sees is the standard Duo push that they’re used to when accessing cloud purposes.

Now, even when authenticating with RADIUS, customers have a seamless expertise, and organizations have layered safety to shut potential gaps within the assault floor.

Safe organizations with Consumer Safety Suite

Within the perfect world, a corporation may shield all its sources utilizing essentially the most superior and fashionable expertise and protocols. Nonetheless, organizations have a variety of belongings that each one want safety, no matter how simple or laborious it’s to guard. When combining the community safety by means of Cisco ISE with Consumer Safety Suite instruments, Cisco can present the options you want at this time whilst you proceed to modernize for the longer term. And permit CISOs to get a superb evening’s relaxation.

To study extra about how Cisco’s Consumer Safety Suite can shield your workforce, join with an professional at this time.

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