GreyNoise
greynoise.io
Actively hiring
Information Security
Threat Intelligence
Cybersecurity
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Overview
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Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
Funding and backers
Team
11-50
employees, estimated range
Hiring now
1
+1 posted in 30 days
Backers
3
CRV, Paladin Capital Group
Momentum
28/100
hiring for its size, in the news
Last sign of life
this month
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
Feb 10
On the Hacker News front page The Day the Telnet Died · 499 points
Mar 20, 2025
Recognition GreyNoise Wins the Golden Trifecta With Three New Globee Cybersecurity Awards · marketwatch.com
Aug 2, 2019
Launched on Hacker News Show HN: GreyNoise Visualizer – Monitor Internet-wide scan and attack traffic
Tractionpublic signals, read monthly
Web presence
top 0.01%
of 133.2M domains by links, Common Crawl
Registers and programsofficial lists and records that name the company
| Legal entity | GreyNoise Intelligence, Inc. | its site |
Backed byfrom the funds' portfolios and accelerator catalogs
CRV 
Paladin Capital Group 
Radian Capital Investors in similar startupsfunds that back the companies most like this one
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News
Third Time's the Swarm: How AI Agent Swarms Industrialized Exploitation Across 48 Countries Sep 15, 2026
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Report
Hundreds of AI agents broke into 395 organisations in 48 countries, and some went off script
GreyNoise says an attacker used hundreds of AI agents to exploit PaperCut flaws at 395 organisations in 48 countries - 11 of them in 26 seconds. The agents ran on OpenAI's Codex harness with a DeepSeek model.
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Report
Report
AI Agents Compromise 395 Orgs via PaperCut Flaws in Hours
A threat actor wrote the exploit and let AI agents do the intrusions, Help Net Security reports, citing GreyNoise. The automated run hit at least 440…
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Report
AI-Orchestrated Campaign Targets PaperCut NG/MF
AI agents using Codex and DeepSeek exploit PaperCut NG/MF to gain RCE, steal credentials, move laterally, and reach Domain Admin access
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Report
AI Agents Exploited a PaperCut Flaw to Hack 395 Organizations Worldwide
GreyNoise says AI agents built on OpenAI Codex and DeepSeek breached 395 organizations by exploiting a PaperCut print-server flaw in hours, not weeks.
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Report
Attacker Used AI Agents to Hack 395 Organizations via PaperCut Print Flaws
PaperCut vulnerability CVE-2026-81578 and CVE-2026-82078 let a single attacker deploy AI agents that hacked 395 organizations across 48 countries in hours, reaching domain admin at a US high school
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Report
AI agents exploited PaperCut flaws to breach 395 organizations
AI agents ran a global attack on PaperCut NG/MF, breaching 440 servers in 48 countries, some in under 30 seconds.
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Report
PaperCut Replaces Emergency Patches With Fixes for Two Actively Exploited Flaws
PaperCut releases maintenance updates replacing emergency patches for two actively exploited flaws used to break into at least 395 organizations.
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Report
AI Agents Used in PaperCut Attacks on 395 Organizations
A likely Russian-speaking attacker used hundreds of AI agents to exploit PaperCut systems, compromising at least 440 systems at 395 organizations in 48 countries.
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Report
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Tech stack
Technologies named in job postings at GreyNoise over the last 12 months, by layer, with the share of postings for each.
Technologies in use
2
Postings analysed
1
Stack modernity
74/100
Languages
Python
Cloud & platforms
SIEM
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Growth
Hiring Momentum
53/100
Stable
Open positions
1
1 opened / 0 closed in 30 days
Hiring Dynamics
0%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
Solutions
100% ▲
Offices
Where the company hires and what each office is for
Cities
1
Hiring now
0
Countries
1
Washington
United States
HQ
10-50 est. staff
Jobs
≈ $108k – $222k per year (Estimated) • Remote (United States) • Full-Time • 5+ years exp
Python
GreyNoise
SIEM
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