Nitro 2020 Data Breach
Platform · Document productivity and PDF tools · SaaS software platform · Global
Nitro PDF Document Platform Breach (2020): 70 Million User Accounts Including Document Titles Exposed
Document productivity software company.
Confirmed · ObscureIQ Intelligence
Breach Risk Index i
12/100
Lower riskHigher risk
Lower: limited current risk based on data value and recency.
Data Sensitivity i
StandardExposed data is largely lower-sensitivity. Standard identity-protection precautions are advised.
77.2MRecords
2020Year
The Breach Risk Index (BRI) is a proprietary 0–100 score rating how dangerous a breach is right now, based on how recently the data has been circulating on the dark web and how valuable it is to attackers.
Breach Summary
Nitro, a document productivity and PDF software company, suffered a data breach in September 2020 that exposed records tied to over 77 million user accounts. The breach stemmed from a misconfiguration and affected databases linked to Nitro's free online services. Nitro stated that its desktop software, Nitro Pro, and its analytics product were not involved. The exposed data included email addresses, names, bcrypt password hashes, and the titles of documents users had converted through the platform. The inclusion of document titles is an unusual detail. Those titles can reveal the nature of sensitive business, legal, or personal files, giving attackers context that goes beyond standard credential theft. Bcrypt hashing offers some protection for passwords, but the combination of email addresses, names, and document metadata still creates meaningful risk for affected users and their organizations. No widely reported regulatory actions or enforcement proceedings stemmed from the breach. The data was later shared with the breach notification service Have I Been Pwned through dehashed.com. Affected users should treat their Nitro account credentials as compromised, change any reused passwords, and stay alert to phishing attempts that may reference document-related activity, as attackers could use the exposed metadata to craft convincing, targeted messages.
Full threat analysis, exploitation vectors, and principal guidance below.
10 additional sections · verified field analysis · defensive doctrine
Querying breach corpus…
Cross-referencing exposed field types…
Resolving threat-actor attribution…
Compiling principal risk advisory…
77.2M records analyzed
About Nitro
Nitro is a document productivity software company focused on PDF editing, e-signature workflows, and enterprise document automation. It positions itself as a lower-friction alternative to Adobe-style document tooling, with products spanning PDF, eSign, APIs, and newer AI-assisted workflow features for business users.
Why They Hold Your Data
Document productivity platforms collect user accounts, emails, document metadata, billing records, and collaboration activity tied to PDF creation, editing, signing, and workflow automation.
Recent Developments
Nitro remains an active document-workflow software company and has recently emphasized AI, enterprise workflows, and channel expansion. Its recent public announcements highlight the Nitro Sign API, Smart Redact for regulated industries, a Canva partnership, expanded distribution in Europe, and multiple 2025 to 2026 product releases focused on automation and document workflow modernization.
Data Points Exposed
4 verified field types
Email Address
Full Name
IP Address
Password High
Breach Impact
The 2020 Nitro breach exposed a very large SaaS account dataset tied primarily to Nitro’s free online products rather than its core desktop PDF software. HIBP says 77.2 million accounts were affected and included email addresses, names, bcrypt password hashes, and titles of converted documents, while Nitro’s own public incident note said the impacted databases were used mainly for online services and that Nitro Pro and Nitro Analytics were not affected. That still made the breach highly useful for credential stuffing, phishing, identity linkage, and document-context targeting because even document titles can reveal sensitive business or personal activity.
Exploitation & Downstream Threats
• Credential stuffing against reused passwords across other platforms | • Targeted phishing campaigns using exposed email addresses
Principal Risk Advisory
What this means for a principal
A consumer-service breach: contact and account data supports phishing, account takeover and profile enrichment. For a high-profile principal the main risk is credible impersonation and enrichment of existing exposure.
What You Should Do
- Reset any reused passwords and enable MFA on email first, then financial accounts.
- Do not use unofficial 'am I affected' lookups; several are themselves harvesting operations.
How ObscureIQ Can Help
- Corpus confirmation: determine whether and where the principal (plus household and staff) appear in this dataset and which specific fields are exposed for them.
- Exposure mapping: cross-reference the exposed identifiers against broker-available data to size and prioritize the principal's wider footprint.
- ThreatWatch tuned to this incident's identifiers and misuse pattern (impersonation and targeting patterns, not generic credential monitoring).
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