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Silent Push
Silent Push tracks all changes on the internet daily to monitor your attack surface and the assets of the attackers to provide comprehensive data sources to proactively protect against emerging…
About Silent Push
Silent Push operates in the preemptive cybersecurity intelligence sector, offering a platform designed to identify malicious internet infrastructure before it is used in an attack. The company was founded in early 2020 by CEO Ken Bagnall and CTO John Jensen. Their shared history spans over 15 years and includes the founding of The Email Laundry, an email security software company that was later acquired by FireEye. Following the acquisition, Bagnall served as a Vice President and Jensen as a Research Labs Director at FireEye, experiences which informed their view that traditional, reactive threat intelligence was insufficient.
The core of Silent Push's offering is a proprietary data collection platform that functions as a global early warning system by continuously mapping internet-facing infrastructure. This system analyzes daily changes in DNS records, subdomains, IP addresses, WHOIS information, and web content to create what the company terms "Indicators of Future Attack™" (IOFA™). This IOFA™ data is distinct from traditional Indicators of Compromise (IOCs) because it focuses on identifying adversary preparations and TTPs (Tactics, Techniques, and Procedures) at the earliest stages, rather than providing post-breach information. The platform aims to create a digital fingerprint of an attacker's behavior, allowing security teams to proactively block threats before they are fully weaponized.
The company's business model includes a free Community Edition for threat hunters and researchers, as well as a paid Enterprise edition that provides automated threat feeds and deeper integrations. Revenue is generated from these enterprise clients, which include Fortune 500 companies and government agencies. The platform is delivered as a standalone service or can be integrated via API with existing security tools such as SIEM, SOAR, and Threat Intelligence Platforms (TIPs). Silent Push has secured significant funding, including a $10 million seed round in June 2023 and a $10 million Series A round in December 2024, bringing its total funding to $22 million. These funds are intended to support global expansion and go-to-market strategies. The company has also been recognized on the U.S. Department of Defense's Tradewinds Solutions Marketplace, facilitating procurement for government use.
Source: Dealroom company dataAt a glance
- Status
- Operational
- Founded
- 2020
- Headquarters
- Reston, United States
- Employees
- 84
- Open positions
- None listed
- Dealroom signal
- 84.3/100
- Industry
- Security
- Sector
- Cybersecurity
- Business model
- SaaS
- Client focus
- b2b
- Investment activity
- 1 company, latest Dec 2025
- Capital deployed
- —
- Preferred round
- ACQUISITION
Knowledge graph
More headlines
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| SERIES BOther financing | Sep 2025 | $10M | $40M | TenEleven Ventures · StepStone Group · Knollwood Investment Advisory | ↗ |
| SERIES AOther financing | Dec 2024 | $10M | $40M | TenEleven Ventures · StepStone Group | ↗ |
Financials
Revenue, earnings and other financial measures where available. Years marked “E” are estimates.
Growth signals
Latest recorded traffic for Silent Push is 35K monthly website visits, up 6.1% over the last three months. Silent Push's team grew 16.7% over the past year.
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Investments and acquisitions
Recent portfolio relationships for companies that also act as investors or acquirers.
Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Seed1 investor entered at this stage
TenEleven Ventures
Series A2 investors entered at this stage
StepStone Group
Knollwood Investment Advisory
Other known investors3 additional known investors
Alex Doll
CyLon
Dave Palmer
Source: Dealroom Talent Intelligence.
Global footprint
team presence
Market sentiment
An AI-synthesised read of the highest-engagement posts about Silent Push on X, ranked by likes and reposts, corporate channels excluded.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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