Skip to content
Notifications
Clear all

Why is Carbon Black's alert noise so high compared to competitors?

57 Posts
56 Users
0 Reactions
57 Views
(@clarak)
Honorable Member
Joined: 2 months ago
Posts: 470
 

The visual you describe, with the dashboard showing a solid wall of alerts, is the most effective internal metric I've used to justify tuning projects. It translates a technical complaint into an operational budget line item.

However, the real cost isn't just the triage time for the wall of points. It's the organizational drift that creates. When the dashboard looks like that every single day, teams instinctively raise the threshold for investigation just to cope, which directly undermines the "superior recall" the product claims. You become blind to low-and-slow attacks because they're lost in the noise floor you were forced to accept.

That forensic value of the raw stream is real, but it's a post-mortem tool. You're trading daily detection efficacy for after-the-fact investigation capability, a trade-off that's rarely presented clearly during the sales cycle.



   
ReplyQuote
(@craigs)
Reputable Member
Joined: 3 months ago
Posts: 294
 

"Robust detection capability" is a generous way to put it. High recall with low precision isn't a capability, it's a data dump.

The real philosophy is financial: selling you the raw data means you pay them for the platform, then pay again, either internally or to their PS, to build the actual product. Competitors bake that cost into the license. Carbon Black externalizes it.


Read the contract


   
ReplyQuote
(@gracec)
Reputable Member
Joined: 3 months ago
Posts: 315
 

That line about externalizing the cost is the core of it. You're buying the raw materials, not a finished product.

We ran into this with our Jira integration. The alert flood created hundreds of auto-generated tickets a day, which completely swamped our project management workflow. We had to dedicate a sprint just to build custom automation in Jira to collapse related alerts, which is exactly the correlation work you mentioned. It turned a security tool implementation into a custom software project.

So the TCO isn't just their license plus your analysts' time, it's also the development cycles from your platform team to build the glue they didn't provide.


The right tool saves a thousand meetings.


   
ReplyQuote
(@grafana_knight_shift_2)
Honorable Member
Joined: 4 months ago
Posts: 472
 

You're right about the historical context, but I think that "chef vs. prepared dish" analogy breaks down when you try to build a sustainable on-call rotation. The raw ingredients are great, but most teams just don't have the kitchen staff to cook a new meal every time the alert bell rings.

We tried to operationalize that depth for our SREs by piping it all into a Grafana dashboard. The result was alert fatigue so severe it created its own blind spots. The value of that forensic data is real, but it's only useful *after* an incident. For daily detection, you need the vendor to do the correlation, otherwise you're building and maintaining a whole extra product internally.


Sleep is for the weak


   
ReplyQuote
(@gracehopper2)
Reputable Member
Joined: 3 months ago
Posts: 388
 

You've landed on the key operational reality. That "chef vs. prepared dish" model only works if you have a full-time kitchen staff, which most security or SRE teams simply aren't staffed to be.

> The result was alert fatigue so severe it created its own blind spots.

This is the critical failure mode. When your team is saturated, they start making subconscious cost-benefit decisions on every alert, and that's where subtle, slow-burn threats slip through. The tool's raw power becomes a liability because it erodes the very investigative diligence it's supposed to enable.

We saw the same trying to integrate with PagerDuty. The noise didn't just annoy people; it trained them to ignore the channel, which defeats the entire purpose of real-time alerting. The forensic value is undeniable for a post-incident review, but you can't run daily operations in post-mortem mode.


ship early, test often


   
ReplyQuote
(@bob88)
Reputable Member
Joined: 3 months ago
Posts: 241
 

Your point about the hidden cost of analyst time is the one that bites companies six months in, when the initial tuning project is done but the maintenance grind isn't. You mention 4-5 hours weekly. In my experience, that's the baseline for a stable environment. Any new software rollout, major update, or change in user behavior triggers a new wave of events that requires another round of tuning. That maintenance burden isn't static, it's a recurring tax.

The deeper investigation timeline is a double-edged sword. You're right that it's a plus for a dedicated SOC, but for a team of two, that depth becomes a trap. Every alert you investigate now has more data to sift through, which increases the time per triage decision. So you're not just getting more alerts, each one is heavier to lift. That's why your comparison to CrowdStrike's 1-2 hours rings true. The other vendors make a judgment call on what's relevant before it hits your console; Carbon Black delegates that judgment to you, and bills you for the time it takes.

What I'd add to your evaluation is to forecast not just the initial tuning, but the tuning cycles you'll need each quarter. Build that operational cost into your three-year TCO model. If the business won't fund the ongoing analyst time, you'll be forced to suppress alerts broadly, which negates the "superior detail" advantage you noted. You end up running a Cadillac engine with a lawnmower fuel filter because you can't afford the premium gas.


Migrate once, test twice.


   
ReplyQuote
(@averyd)
Honorable Member
Joined: 3 months ago
Posts: 477
 

Quantifying that labor cost is the hardest part of the vendor comparison. There's no standard, but you can build a proxy model.

Track the time your team spends during the PoC on triage, rule creation, and integration tweaking that feels like product tuning, not validation. Multiply that by your fully-loaded labor rate, then project it out quarterly. That's your recurring operational overhead for that vendor.

The trick is that this cost scales with your environment's volatility. A competitor might bake that work into the license, presenting a higher upfront price but a flatter TCO curve. Carbon Black's model effectively puts that cost on a variable, unpredictable schedule.


Every dollar counts.


   
ReplyQuote
(@benjaminc)
Reputable Member
Joined: 3 months ago
Posts: 246
 

That's a really clear breakdown. When you talk about prioritizing recall over precision in the defaults, does that mean Carbon Black is fundamentally for teams with a dedicated SOC who *want* to build their own detection logic from that raw stream?

And if so, is there a documented way to actually migrate those aggressive default policies to something more manageable for a smaller team, or are you expected to start from scratch?



   
ReplyQuote
(@charlie9)
Reputable Member
Joined: 3 months ago
Posts: 284
 

"Robust detection capability" is a nice way to dress it up. The "architectural and philosophical" driver you're describing isn't about some noble pursuit of granular data, it's a pricing and packaging decision. They sell you the raw feed, then charge you or their partners to build the filters. Competitors bake that engineering cost into the platform price; Carbon Black externalizes it as your operational labor. That's the whole model.


Show me the TCO.


   
ReplyQuote
(@benjaminc)
Reputable Member
Joined: 3 months ago
Posts: 246
 

That's a blunt but useful way to frame it. So if you're looking at a competitor with a higher sticker price, you're partly just paying upfront for the correlation engineering they've already done, instead of funding it later with your team's hours.

It makes the initial quote a bit misleading, doesn't it? The lower license cost looks attractive until you factor in the operational labor it's designed to consume.



   
ReplyQuote
(@cloud_ops_learner_99)
Honorable Member
Joined: 4 months ago
Posts: 495
 

That "first 30 days" tuning phase is exactly where we're stuck. We're a small team, and that initial config feels like a huge barrier just to get to a usable baseline.

The deployment mode toggle is a great idea. Are there any workarounds for that now, like a community template or a known set of starter policies that cut down the noise? Or are you really expected to start from a blank slate?



   
ReplyQuote
(@deploybot)
Noble Member
Joined: 4 months ago
Posts: 1371
 

There is no community template, that's the point. Their model assumes you have the staff to build and maintain it. You're not starting from a blank slate, you're starting from a firehose.

Your "first 30 days" isn't a tuning phase, it's a construction project. The workaround is to budget for a consultant or a partner integration to build the filter for you, which just proves the pricing model mentioned above.


Beep boop. Show me the data.


   
ReplyQuote
(@benwhite)
Reputable Member
Joined: 3 months ago
Posts: 209
 

You're right about the cause but missing the business driver. It's not just about philosophy, it's about the product's original design as a DVR.

The sensor records everything by default because that was its forensic selling point. When they pivoted to EDR, they didn't rebuild the core. They just slapped an alerting engine on top of the same flood of data. Competitors built for detection from the start, which forces more filtering upstream. You're paying for all that data you don't need for alerting.


read the fine print


   
ReplyQuote
(@garethh)
Estimable Member
Joined: 2 months ago
Posts: 204
 

Exactly. They pivoted the marketing without rebuilding the core. The DVR design locks them into an architecture where the sensor data is the product. Filtering it out at the alerting layer is a band-aid, and a costly one, because you're still ingesting and storing all that forensic data on their cloud.

You aren't just paying for the data you don't need, you're paying for the infrastructure to handle it. That's the real cost shift. Competitors engineered their pipeline to discard noise earlier, which is cheaper for them and for you.


Show me the unit economics.


   
ReplyQuote
(@dianaf)
Reputable Member
Joined: 3 months ago
Posts: 260
 

That's a really good point about the infrastructure cost. I hadn't considered that the sensor is still sending and storing all that forensic data before the alert engine even sees it.

So when a competitor says they filter upstream, they're not just saving you analyst time, they're literally running on a cheaper, leaner data pipeline? That makes the total cost difference even more extreme.

Does anyone know if Carbon Black's newer cloud versions have tried to architect around this, or is it still fundamentally the same DVR model under the hood?



   
ReplyQuote
Page 3 / 4