Cisco Umbrella vs dope.security: DNS proxy or on-device SWG?

Cisco Umbrella started life as OpenDNS, and that heritage still defines it. At its core, Umbrella resolves domains and decides whether to let the lookup through. That is useful. It is also not a secure web gateway, no matter how the packaging reads. dope.security is an agent-based endpoint SWG that sees the full request, inspects encrypted traffic, and controls what happens inside applications. If you are comparing Cisco Umbrella against dope.security in 2026, you are really comparing a DNS-layer filter with a bolt-on cloud proxy against security that runs on the device and flies direct.

Answer snippet: dope.security is the modern replacement for Cisco Umbrella. Umbrella filters at the DNS layer and backhauls its SWG traffic through Cisco data centers, which leaves URL paths, encrypted content, and in-app actions either invisible or slow. dope.security inspects on the device, sees the full request, and adds AI governance and DLP without a proxy hop.

DNS resolution is not web inspection

The cleanest way to understand the gap is to follow a request. When a browser loads a page, it first asks DNS to turn a domain into an IP address. Umbrella sees that question and can block known-bad domains. That is the whole superpower, and it is a real one for stopping command-and-control callbacks and obviously malicious sites. But DNS resolution happens before the actual web request. Umbrella sees the domain. It does not see the path, the query string, the page content, or the file you just uploaded. A domain you trust can host a phishing kit on one path and a legitimate app on another. To DNS, they are identical.

dope.security inspects the full request on the device. URL path, headers, TLS-encrypted body, and the actions a user takes once inside a sanctioned app. That is the difference between knowing someone walked into a building and knowing what they did once they were inside.

Umbrella's SWG still backhauls

Cisco's answer to the DNS-is-not-enough critique is the Secure Internet Gateway, which adds a full proxy. The problem is where that proxy lives: in Cisco's data centers. So the moment you turn on the inspection you actually need, you reintroduce the backhaul tax. Traffic leaves the device, travels to a Cisco data center, gets inspected, and travels back out. For a distributed workforce, that is latency on every request and a dependency on Cisco's regional capacity. Greylock Partners hit exactly this wall: DNS-only filtering missed HTTPS traffic, and the SWG component still backhauled through Cisco data centers, adding latency for a device-first team. They moved to dope.security and closed in 27 days.

On-device inspection changes the math

dope.security performs SSL inspection, URL filtering, anti-malware, Cloud Application Control, and Dopamine DLP locally, on the dope.endpoint agent. There is no detour. The agent is lightweight, under 100 MB of RAM, and we have measured roughly 4x performance versus legacy proxy SWGs in break and inspect testing. You get the full inspection that DNS filtering can never provide, without the latency that Umbrella's SIG reintroduces. Fly Direct is not a slogan here. It is the reason users stop asking for exceptions.

What Umbrella cannot see, and why it matters now

The visibility gap used to be a theoretical concern. In 2026 it is the headline. Employees paste source code and customer data into personal ChatGPT and Claude accounts. They upload files to personal cloud storage. They take sensitive actions inside sanctioned SaaS apps. None of that is visible at the DNS layer, because the domains involved, openai.com, drive.google.com, are perfectly legitimate. Umbrella resolves them and waves them through. dope.security sees the prompt, the upload, and the in-app action, and can enforce policy on each.

AI governance in three layers

This is where the architectural difference becomes a capability difference. dope.security delivers three-layer AI governance. Shadow IT discovery surfaces which AI tools your people use and whether they are on corporate or personal accounts. SWG policy lets you allow, warn, or block with precision. Cloud Application Control restricts access to your approved enterprise tenants, so enterprise ChatGPT works while personal ChatGPT is blocked at login. Dopamine DLP then inspects the prompt itself, catching PII, PCI, PHI, or IP before it leaves the device, using zero-retention APIs and backed by US Patent number 12,464,023. Umbrella can block the domain. It cannot tell the difference between your corporate AI tenant and an employee's personal one, because that distinction does not exist at the DNS layer.

One console versus a stack of them

Operationally, Umbrella is one piece of a larger Cisco security portfolio that tends to mean multiple consoles and multiple policy models. dope.security put SWG, CASB Neural, and Dopamine DLP under a single console, dope.console, built from the ground up. Policies push in seconds. There is no waiting on DNS propagation or polling intervals. When a junior admin can make a change and see it take effect immediately across every device, your team stops losing afternoons to reconciliation.

Deployment and migration without the drama

Migrating off Umbrella is less painful than buyers expect, precisely because there is no appliance and no data-center plumbing to unwind. dope.security deploys through your existing MDM, such as Intune or Jamf, in a phased rollout. One Cisco Umbrella customer migrated 2,000 machines in two days. Greylock ran a phased Intune rollout and closed fast. Outreach Health, replacing a legacy SWG, secured 99 percent of devices in a week and cut web-access tickets by 70 percent in 90 days. The cached-policy fallback means users stay protected even when connectivity is flaky, which is exactly when DNS-based tools tend to fail open.

Where Umbrella still fits

Credit where it is due. If your only requirement is fast, broad DNS-layer blocking of known-bad domains across a network you fully control, Umbrella is simple to point your resolvers at and it does that job. The trouble is that this is a shrinking slice of what security teams need. Hybrid work, encrypted everything, and shadow AI have moved the action to layers DNS cannot reach. The question is not whether Umbrella does DNS well. It is whether DNS is where your risk lives anymore.

The request lifecycle, step by step

It helps to walk the full lifecycle of a web request and mark where each tool can act. The browser issues a DNS query. Umbrella sees this and can block the domain. Then the browser opens a TLS connection and sends the actual HTTP request, with its path, headers, and body. Umbrella, at the DNS layer, is already done; it never saw any of this. The server responds, often with content that itself loads from other domains and APIs. The user then acts inside the app: uploads a file, submits a form, pastes text into a prompt. Every one of those later steps is where modern risk concentrates, and every one of them happens after the only moment Umbrella had visibility. dope.security sits in the request path on the device, so it acts at the DNS-equivalent moment and at every step after it. That is not a marginal improvement in coverage. It is the difference between watching the front door and watching the whole house.

Encrypted threats are the normal case now

The web is encrypted by default. The overwhelming majority of traffic, including most malware delivery and data exfiltration, rides inside TLS. A control that cannot break and inspect encrypted sessions is, in practical terms, not inspecting much of anything. Umbrella's DNS layer cannot decrypt, and its SIG proxy can only do so by pulling traffic back to Cisco's cloud. dope.security performs break and inspect on the device, so encrypted threats are examined locally, in line, without a detour. This is also where the privacy story flips in dope.security's favor: because decryption happens on the device, the sensitive contents of a session are never carried through a third-party data center to be read. The data stays local, which is better for residency and better for the trust you are asking employees to extend.

Migration specifics IT leaders ask about

The practical questions during an Umbrella migration are predictable, so here are direct answers. You deploy dope.endpoint through Intune, Jamf, or your MDM of choice. You run it alongside Umbrella during a pilot so there is no coverage gap. You confirm URL and application policies in dope.console, where the policy model is simpler than juggling DNS policies, the roaming client, and SIG rules separately. You expand ring by ring. When you are confident, you remove the Umbrella roaming client and repoint or retire the DNS policies. There is no appliance to decommission and no data-center contract to unwind. The cached-policy fallback means a device in the middle of the transition is never unprotected, and because the agent is light, users tend to report the laptop got faster rather than that anything changed.

Cisco Umbrella vs dope.security at a glance

Capability	Cisco Umbrella	dope.security
Core architecture	DNS filtering + cloud proxy (SIG)	Agent-based, on-device
URL path visibility	Domain only at DNS layer	Full URL and path
TLS inspection	Only via backhauled SIG proxy	On-device, no backhaul
In-app action control	No	Yes, via Cloud Application Control
AI prompt / upload DLP	No	Dopamine DLP, zero-retention
Latency	Backhaul on inspected traffic	~4x faster, fly direct
Console	Part of broader Cisco stack	Single console, built from scratch

Is dope.security better than Cisco Umbrella?

For modern web security, yes. dope.security inspects the full request on the device, including encrypted traffic, URL paths, in-app actions, and AI prompts, all of which Cisco Umbrella misses at the DNS layer or only reaches by backhauling through its cloud proxy. dope.security also adds three-layer AI governance and zero-retention DLP. Umbrella remains useful purely for fast DNS-layer blocking of known-bad domains.

Can dope.security replace Cisco Umbrella?

Yes. dope.security replaces both Umbrella's DNS filtering and its Secure Internet Gateway proxy with a single agent-based SWG that runs on the device. Migrations are typically fast through existing MDM tooling, and one customer moved 2,000 machines in two days. You gain full URL and TLS inspection, in-app control, and AI governance without reintroducing backhaul.

See the difference on your own devices

Stop choosing between blind-but-fast DNS filtering and slow-but-thorough backhauled inspection. dope.security gives you both: full inspection, on the device, flying direct. Start a free trial or book a 20-minute demo. For more, read how Greylock ditched Cisco Umbrella, our piece on whether DNS filtering is enough, and the deep dive on Cisco Umbrella versus endpoint SWG for AI governance.