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Customer story pattern: cutting false-positive noise with...

How one team cut AppSec findings 92% and MTTR from 11 days to 36 hours by consolidating scanners — a reduce security tool noise false positives case study.

Aman Khan
AppSec Engineer
7 min read

When a Series C fintech's security team told their CISO they were closing out 14,200 findings a month across five scanners and still missing real vulnerabilities, the response wasn't "hire more analysts" — it was "consolidate the tools." That decision, made in January 2025, is a pattern showing up across AppSec teams that adopted a scanner for every category (SAST, SCA, secrets, container, IaC) and ended up with five dashboards, five triage queues, and one exhausted team. Within 90 days of consolidating onto a single platform, that same team cut monthly findings to 1,100, dropped mean time to remediate from 11 days to 36 hours, and — critically — caught two high-severity issues that had been buried in duplicate noise for over six weeks. This is the customer story pattern worth examining: not "which scanner is best," but what happens when you stop running four of them.

Why does false-positive noise become a board-level problem before it becomes an engineering one?

Because unactioned findings show up in audits before they show up in incident reports. A SOC 2 Type II auditor doesn't ask "how many alerts fired" — they ask "how many were resolved, and how long did it take." When a security team is triaging 14,200 findings a month with a headcount of six, the honest answer is that most findings sit untouched. In the fintech example above, an internal audit in Q4 2024 found that 68% of open findings across their five tools were older than 90 days, not because engineers didn't care, but because nobody could tell which of the five overlapping "critical" alerts on the same dependency was the one that mattered. That audit finding — not a breach — is what triggered the consolidation project. The lesson generalizes: noise doesn't just slow down engineers, it shows up as a compliance liability the moment someone outside the security team starts counting.

What does a typical AppSec tool sprawl look like before consolidation?

It looks like four to six point solutions bolted onto CI/CD over three or four years, each solving one problem and each generating its own version of the truth. A common stack we see in customer conversations: a SAST tool added in year one, an SCA/dependency scanner added after a Log4Shell-style scare, a secrets scanner added after a leaked API key incident, a container scanner added when the team moved to Kubernetes, and an IaC scanner bolted on last. Each tool has its own severity scale, its own suppression list, and its own idea of what counts as "fixed." A single vulnerable transitive dependency can trigger a finding in the SCA tool, a duplicate in the container scanner because it's baked into a base image, and a third instance in the SAST tool if it flags an outdated library reference. Aikido Security's own positioning leans into this exact sprawl problem — bundling SAST, SCA, secrets, and cloud scanning into one interface — which tells you how common the underlying pain point has become across the market, not just in this one story.

How much noise reduction is realistic when teams consolidate scanners?

Realistic reductions run 85-95% in findings volume, driven almost entirely by deduplication rather than by scanning less. In the fintech case, 14,200 monthly findings became 1,100 after consolidation — a 92% drop — and the team didn't turn off any scan type; they eliminated the same underlying issue being reported three or four times under different names. A second customer example, a mid-market healthcare SaaS company, saw findings drop from 6,400/month to 740/month between March and May 2025 after moving off three separate scanners onto one policy engine with a single severity model. In both cases, the reduction wasn't achieved by suppressing real issues — true positive remediation rates went up (from 41% to 79% in the fintech case) because engineers were no longer spending their limited attention re-triaging the same CVE five different ways.

What did the 90-day consolidation timeline actually look like?

It followed a three-phase pattern: two weeks of parallel-run mapping, four to six weeks of policy unification, and a final phase of legacy tool sunset. In week one and two, the team ran the new platform alongside the existing five tools without acting on its output, purely to map which findings overlapped and which were unique to a given scanner. That mapping is what surfaced the 68% overlap rate. Weeks three through eight were spent building a single severity and suppression policy — deciding, for example, that a critical CVE in a dependency only reachable in test code gets downgraded automatically, a rule that alone eliminated roughly 1,800 monthly findings. The final three weeks, from late March to mid-April 2025, involved sunsetting the legacy scanners one at a time, starting with the tool that had the highest false-positive rate (the container scanner, at 61%) and ending with the SCA tool, which had the lowest (19%) and was kept longest as a validation baseline.

Where do point solutions like Aikido still leave gaps that create duplicate alerts?

The gap shows up at the boundary between categories, where a single-vendor bundle still treats each scan type as a separate engine feeding a shared UI rather than a single correlated finding. Bundling five scanners under one login reduces the number of dashboards a team has to open, but it doesn't automatically reduce the number of times the same underlying vulnerability gets reported. If the SAST and SCA engines inside a bundled tool don't share a de-duplication layer, a vulnerable library flagged by both still produces two tickets, just inside the same product instead of two products. Teams evaluating Aikido or similar all-in-one platforms should specifically ask for their finding-to-unique-issue ratio, not their tool count, because that ratio is the actual predictor of triage load. In our conversations with teams that piloted bundled scanners, the most common follow-up complaint wasn't "too many logins," it was "still triaging the same CVE twice a week."

How does a team know consolidation actually worked, six months later?

The real test is whether audit-readiness and MTTR hold up under a second SOC 2 cycle, not just whether the first month's dashboard looks cleaner. The fintech team's follow-up audit in July 2025 — six months after consolidation — showed findings-older-than-90-days down from 68% to 9%, and the audit itself took 12 business days instead of the prior year's 21. That's the durable signal: a noise reduction that only looks good in the first 30 days, before ticket backlog rebuilds, isn't a fix, it's a reset. Sustained results require the deduplication and severity-normalization logic to be enforced at the policy layer, not maintained manually by whichever engineer set up the initial suppression rules.

How Safeguard Helps

Safeguard is built around the premise that consolidation only works if de-duplication happens before a finding ever reaches an engineer, not after. Rather than bundling separate scan engines behind one login, Safeguard correlates SAST, SCA, secrets, container, and IaC findings against a single normalized issue graph, so a vulnerable dependency that shows up in three scan types resolves to one ticket with one owner and one remediation path. Customers moving off multi-tool stacks typically see the same pattern described above: findings volume drops by 85-95% in the first 90 days, driven by deduplication rather than reduced coverage, and MTTR improves because triage time isn't spent re-confirming the same issue under different names.

Safeguard also codifies the policy-unification phase that took the fintech team six weeks to build manually — reachability-aware severity scoring, environment-aware suppression (test vs. production), and audit-ready evidence trails are default behavior, not custom rules a security team has to author and maintain. For teams currently evaluating a switch from a sprawl of point tools, or from an all-in-one bundle like Aikido that still reports overlapping findings across its own scan types, the practical next step is the same parallel-run mapping described in the customer story above: run Safeguard alongside your existing tools for two weeks, measure the overlap rate, and use that number — not vendor feature lists — to decide what to sunset first.

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