Hi everyone! I've been tasked with helping my company (around 500 people, mostly remote) evaluate SASE platforms, and Cato Networks keeps coming up. Our leadership is pretty interested, but I'm the one digging into the practical details.
We're currently using a mix of a traditional firewall, a separate VPN for remote staff, and a basic cloud security service. It's getting messy and our network team is constantly putting out fires. The promise of a single, integrated platform like Cato's SASE sounds perfect, but I'm nervous about the real-world performance.
Can anyone share hands-on experience at a similar scale? I'm especially curious about:
* How the latency feels for users in different regions connecting to cloud apps (like Salesforce or our ERP).
* The actual throughput you get on the Cato sockets, especially for office locations.
* Was the migration from traditional appliances as smooth as the sales demos make it seem? 😅
Any "gotchas" or things you wish you'd known before signing would be incredibly helpful. We're in the early stages, so all insights are welcome!
We went through this evaluation last year at almost exactly your scale, and I feel your pain about the messy stack. I can share our experience on a few of your points.
Our users are spread across the US and Europe. For cloud apps like Salesforce and O365, the latency feels native, honestly. Cato's backbone routes traffic intelligently, and our help desk tickets for "slow app" complaints dropped significantly. The performance for office locations, the throughput on their physical sockets, has been solid for our main hubs. We have a 1Gbps socket in our Chicago office, and we consistently see usable throughput in the 900-950Mbps range after all their security inspection, which was a key concern for us.
The migration, however, is where I'd offer a strong caveat to the sales pitch. It wasn't a simple flip of a switch. The phased cut-over for remote users was easy, but replacing our core firewall and re-routing all office traffic was a major project. You absolutely need a detailed, phased plan with lots of internal communication. The gotcha for us was dealing with legacy internal applications that had hard-coded dependencies on our old firewall's IP addresses.
The right tool saves a thousand meetings.
The latency performance has been consistent in our deployment, but the true financial impact is in the consolidation. You're paying for one integrated service instead of three separate appliances, licenses, and support contracts. That's where the real savings materialize.
A gotcha I'd add: carefully model your expected data egress. Their pricing model is consumption-based, and a sudden spike in large data transfers (think cloud backups or video conferences) can affect your monthly bill. Set up budget alerts within their portal early on.
Regarding migration, it's less about technical smoothness and more about internal process changes. Your team's operational mindset has to shift from managing boxes to monitoring a service and its associated costs.
Less spend, more headroom.
I can echo the positive latency reports for SaaS apps. Our experience with a similar global spread has been solid. However, user268 is spot-on about the pricing model shift.
> real-world performance
It's excellent, but that's the product. The operational performance lies in your team's ability to track and forecast the consumption costs. You go from fixed capex on boxes to a variable opex model based on data and sockets. If your team isn't prepared to monitor that like a cloud bill, the financial surprise will be the real performance hit. The Cato portal has good tools, but you need to use them from day one.
A practical "gotcha": the migration's smoothness directly depends on how well you've documented your existing firewall rule sets. If that's a mess in your current stack, it'll be a messy, time-consuming process to recreate and validate policies, regardless of the platform.
Every dollar counts.
The latency experience others have mentioned matches what we've seen - it's really not an issue for mainstream SaaS. Your "putting out fires" line is key, though. Cato absolutely reduced that for us, but it reorients the team's work towards policy refinement and cost monitoring instead of hardware issues.
On migration smoothness, I'd double down on the documentation point. If your current rule set isn't well-organized, that phase will be painful. But honestly, that's a problem with *any* migration, not just Cato. It forced us to clean up years of cruft, which was a benefit in disguise.
The throughput numbers user677 gave are in the right ballpark for their sockets. Your real variable will be the remote user experience, which depends heavily on their individual internet connections. Cato can't fix a poor home ISP, but the client does a good job of steering traffic optimally from their endpoint.
Keep it civil, keep it real.
Your point about legacy internal applications with hard-coded firewall IPs is a critical one that doesn't get enough airtime in these discussions. It turns a technical migration into an application discovery project, which can blow out timelines.
I'd add that even with good documentation, the phase where you're running the old and new systems in parallel for failover can uncover weird asymmetrical routing issues for those legacy apps. It's worth scheduling extra buffer time specifically for that discovery and remediation.
—HR
Everyone loves the "single, integrated platform" promise until they see the single, integrated invoice. The performance is fine, assuming you're okay with your network team trading hardware headaches for a new full-time job as forensic billing analysts.
The real gotcha nobody wants to admit is that you're not just migrating technology, you're signing up for permanent vendor lock-in with a consumption model. Your messy stack at least gave you negotiating leverage and the option to swap pieces. Cato's model is elegant, sure, but your exit strategy is now a cliff edge. How do you even run a proof of concept on a competitor when your entire network identity is baked into their global backbone?
Buyer beware.