Comparison

Nightfall: AI Data Security & Data Loss Prevention Platform vs Cyberhaven

Nightfall: AI Data Security & Data Loss Prevention Platform and Cyberhaven both land on Depends.

Nightfall: AI Data Security & Data Loss Prevention Platform

Depends

Confidence: Medium

Buy if you're a cloud-first org with sensitive data in SaaS, AI tools, and endpoints, plus staff to tune alerts.

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Cyberhaven

Depends

Confidence: Medium

A fit for large enterprises deploying AI agents at scale, with a security team to run a heavyweight platform.

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Nightfall: AI Data Security & Data Loss Prevention Platform versus Cyberhaven
Compare	Nightfall: AI Data Security & Data Loss Prevention Platform	Cyberhaven
Verdict	Depends	Depends
Best for	Cloud-first, SaaS-heavy orgs	Large enterprises rolling out AI agents
Who it's not for	Small teams with no dedicated security staff	Small teams without dedicated security staff
Privacy	No known breaches; an automated scanner flagged legacy TLS weaknesses on's website.¹⁰	No known public vulnerabilities found in the sources reviewed.
Support quality	No support evidence in sources reviewed	No support evidence in sources.
Public sentiment	Gartner reviewers rate it 4.5/5 across 60 reviews, and G2 comparisons favor it over Proofpoint for usability.^²	No independent customer reviews surfaced; all performance claims come from Cyberhaven's own marketing.¹²
Biggest gotcha	No public pricing; expect a demo-gated enterprise quote negotiated per seat^³	No transparent pricing; expect custom enterprise contracts and procurement negotiation.¹²

Pick Nightfall: AI Data Security & Data Loss Prevention Platform when

Cloud-first, SaaS-heavy orgs
Teams adopting GenAI and MCP agents
Compliance-driven handling of PII/PHI
Security teams replacing legacy DLP

When Nightfall: AI Data Security & Data Loss Prevention Platform is not a fit

Small teams with no dedicated security staff
Buyers wanting set-and-forget without alert tuning
Orgs whose data never touches SaaS or AI tools
Teams needing published pricing before a demo

Pick Cyberhaven when

Large enterprises rolling out AI agents
Security teams replacing legacy DLP
Regulated industries (healthcare, finance, manufacturing)

When Cyberhaven is not a fit

Small teams without dedicated security staff
Anyone wanting transparent, self-serve pricing
Startups that just need basic endpoint or email protection
Buyers who require independent reviews before purchase

Sources

G2: Nightfall AI vs. Proofpoint Enterprise DLPg2.com
review
Gartner Peer Insights: Nightfall Reviews & Ratingsgartner.com
review
Nightfall official sitenightfall.ai
official
Nightfall product security pagenightfall.ai
official
AWS Marketplace: Nightfall DLP Platformaws.amazon.com
official
Kitecyber: Nightfall alternatives comparisonkitecyber.com
review
Cyberhaven: Best Nightfall Alternatives for Enterprise DLPcyberhaven.com
review
Teramind: Nightfall DLP features, pros, consteramind.co
review
DataStudios: Nightfall real-time DLP overviewdatastudios.org
review
Site24x7: Nightfall AI security scan reportsite24x7.com
security
PR Newswire: Nightfall AI browser security launchprnewswire.com
news
Cyberhaven homepagecyberhaven.com
official
Cyberhaven product pagecyberhaven.com
official
Cyberhaven Flow datasheet (PDF)info.cyberhaven.com
official
LinkedIn: 95% false positive reduction, 98% faster investigationslinkedin.com
official
How data lineage workscyberhaven.com
official