greynoise - Network

Botnets are everywhere, but what about them keeps you up at night?Residentials ProxiesBotnet ChurnBig Botnet BustsMalware as a Service

Botnets are everywhere, but what about them keeps you up at night?

Residentials Proxies
Botnet Churn
Big Botnet Busts
Malware as a Service

GreyNoise observed a major spike in scanning against Ivanti products weeks before two zero-days were disclosed in Ivanti EPMM. Full update:...

GreyNoise observed a major spike in scanning against Ivanti products weeks before two zero-days were disclosed in Ivanti EPMM. Full update: https://www.greynoise.io/blog/surge-ivanti-connect-secure-scanning-activity
#Ivanti #GreyNoise #Cybersecurity #ZeroDays

Old CVEs, new nightmares 😱 Resurgent vulns are rewriting the risk equation..are you prepared? Join @morris + @hrbrmstr in two weeks as...

Old CVEs, new nightmares 😱 Resurgent vulns are rewriting the risk equation..are you prepared? Join @morris + @hrbrmstr in two weeks as they unpack key insights from our latest 2025 report.

https://info.greynoise.io/webinar/how-resurgent-vulnerabilities-jeopardize-organizational-security

Best infosec/cybersecurity conference?RSABlackHatDefConBSides (comment your city)ShmooCon

Best infosec/cybersecurity conference?

RSA
BlackHat
DefCon
BSides (comment your city)
ShmooCon

Two critical Ivanti zero-days (CVE-2025-4427 + CVE-2025-4428) are now being actively exploited after a surge in scanning activity last...

Two critical Ivanti zero-days (CVE-2025-4427 + CVE-2025-4428) are now being actively exploited after a surge in scanning activity last month. Immediate patching is required. Get more details here ⬇️ https://www.greynoise.io/blog/ivanti-epmm-zero-days-reconnaissance-exploitation
#ZeroDay #CyberSecurity #threatintel

Looking for something new? We would love to have you on the team! 👩‍💻greynoise.io/careers

Looking for something new? We would love to have you on the team! 👩‍💻

greynoise.io/careers

📣 Presentation drop — GreyNoise recently shared intel + insights with our friends at IT-ISAC. Watch the 3 minute highlights to get up...

📣 Presentation drop — GreyNoise recently shared intel + insights with our friends at IT-ISAC. Watch the 3 minute highlights to get up to speed & download our full report for the details: https://www.greynoise.io/resources/how-resurgent-vulnerabilities-jeopardize-organizational-security #GreyNoise #Cybersecurity

What do you miss from the Slow Internet?Albino BlacksheepMyspaceFarkWatpadd

What do you miss from the Slow Internet?

Albino Blacksheep
Myspace
Fark
Watpadd

We may be a week into May, but check out the April NoiseLetter that just dropped; we promise it's not outdated. 📰...

We may be a week into May, but check out the April NoiseLetter that just dropped; we promise it's not outdated. 📰

https://www.greynoise.io/resources/noiseletter-april-2025

🔍 New GreyNoise Blog. The 2025 Verizon DBIR shows a troubling trend, and edge technologies are at the forefront. A must read for...

🔍 New GreyNoise Blog. The 2025 Verizon DBIR shows a troubling trend, and edge technologies are at the forefront. A must read for defenders ⬇️

https://www.greynoise.io/blog/verizon-dbir-2025-edge-kevs-increasingly-left-unpatched-exploited

#Cybersecurity #VulnerabilityManagement

GreyNoise observed a sharp and sustained decline in scanning activity targeting Palo Alto Networks GlobalProtect portals. 20,000 IPs per...

GreyNoise observed a sharp and sustained decline in scanning activity targeting Palo Alto Networks GlobalProtect portals. 20,000 IPs per day. Dropped to just over 100. Analysis: https://www.greynoise.io/blog/surge-palo-alto-networks-scanner-activity

#PANOS #PaloAltoNetworks

GreyNoise took home TWO Cyber Defense Magazine Global InfoSec Awards earlier this week: Best Deception-Based Security + Vulnerability...

GreyNoise took home TWO Cyber Defense Magazine Global InfoSec Awards earlier this week: Best Deception-Based Security + Vulnerability Intelligence Solution. Let’s goooooo! 🏆

https://www.greynoise.io/press/cyber-defense-magazines-global-infosec-awards-2025-best-deception-based-security-vulnerability-intelligence-solution

Hey #RSAC we are excited to see you! Check out booth 5148 in the North Hall to learn more about us, meet the team and of course grab some...

Hey #RSAC we are excited to see you! Check out booth 5148 in the North Hall to learn more about us, meet the team and of course grab some sick swag. 🤘

⚠️ Spike in Git Config Crawling Highlights Risk of Codebase Exposure. We observed 4,800+ malicious IPs engaged in this activity daily...

⚠️ Spike in Git Config Crawling Highlights Risk of Codebase Exposure. We observed 4,800+ malicious IPs engaged in this activity daily from April 20-21. Full analysis & malicious IPs: https://www.greynoise.io/blog/spike-git-configuration-crawling-risk-codebase-exposure #Cybersecurity #ThreatIntel #GreyNoise

You find a USB drive on the ground at RSAC. What do you do?Plug into your laptop 🧑‍💻Plug into a burner 💻Give it to security...

You find a USB drive on the ground at RSAC. What do you do?

Plug into your laptop 🧑‍💻
Plug into a burner 💻
Give it to security 👮
Nope, not today satan 🙅

See y’all in an hour! https://www.greynoise.io/events/greynoise-university-live

See y’all in an hour! https://www.greynoise.io/events/greynoise-university-live

🚨 9X Surge in Scanning for Ivanti Connect Secure. No CVEs are tied to this yet, but patterns like this often precede exploitation. Full...

🚨 9X Surge in Scanning for Ivanti Connect Secure. No CVEs are tied to this yet, but patterns like this often precede exploitation. Full analysis + suspicious IPs: https://www.greynoise.io/blog/surge-ivanti-connect-secure-scanning-activity #Ivanti #Cybersecurity #Scanning

New Research Alert: Attackers are exploiting a dangerous class of cyber flaws—resurgent vulnerabilities. Learn how they work, why they...

New Research Alert: Attackers are exploiting a dangerous class of cyber flaws—resurgent vulnerabilities. Learn how they work, why they matter, and what defenders can do. Full analysis ⬇️
#Cybersecurity #GreyNoise #Vulnerabilities

https://www.greynoise.io/blog/greynoise-uncovers-unique-risks-from-resurgent-cybersecurity-vulnerabilities

Check out @m_sargavakian + @jordyn this Thursday at Noon ET for another episode of GreyNoise University LIVE! 🎙️ Join us as we let you...

Check out @m_sargavakian + @jordyn this Thursday at Noon ET for another episode of GreyNoise University LIVE! 🎙️ Join us as we let you know whats next for GreyNoise, give a product demo, + answer all your questions.
https://www.greynoise.io/events/greynoise-university-live

Just launched: GreyNoise Global Observation Grid 🌐 5,000 sensors in 80+ countries delivering near real-time, verifiable threat intel....

Just launched: GreyNoise Global Observation Grid 🌐 5,000 sensors in 80+ countries delivering near real-time, verifiable threat intel. More signal, less noise. https://www.greynoise.io/press/greynoise-intelligence-launches-global-observation-grid-to-provide-real-time-threat-intelligence-on-network-attacks