GreyNoise
@greynoise.infosec.exchange.ap.brid.gy
GreyNoise analyzes Internet background noise. Use GreyNoise to remove pointless security alerts, find compromised devices, or identify emerging threats […]
[bridged from https://infosec.exchange/@greynoise on the fediverse by https://fed.brid.gy/ ]
[bridged from https://infosec.exchange/@greynoise on the fediverse by https://fed.brid.gy/ ]
This holiday season, run our IP Check at your family’s house, a free tool that answers a question we hear constantly: "How do I know if my home network has been compromised?"
https://www.greynoise.io/blog/your-ip-address-might-be-someone-elses-problem
https://www.greynoise.io/blog/your-ip-address-might-be-someone-elses-problem
November 25, 2025 at 8:46 PM
This holiday season, run our IP Check at your family’s house, a free tool that answers a question we hear constantly: "How do I know if my home network has been compromised?"
https://www.greynoise.io/blog/your-ip-address-might-be-someone-elses-problem
https://www.greynoise.io/blog/your-ip-address-might-be-someone-elses-problem
Looking forward to seeing folks this Thursday at 12 ET for another GreyNoise University LIVE. Join Michael + @jordyn for a fun and informative demo + walkthrough of all things GreyNoise. ✨
Register today: https://www.greynoise.io/events/greynoise-university-live
Register today: https://www.greynoise.io/events/greynoise-university-live
November 18, 2025 at 9:44 PM
Looking forward to seeing folks this Thursday at 12 ET for another GreyNoise University LIVE. Join Michael + @jordyn for a fun and informative demo + walkthrough of all things GreyNoise. ✨
Register today: https://www.greynoise.io/events/greynoise-university-live
Register today: https://www.greynoise.io/events/greynoise-university-live
Hey Canada, we're packed up + headed to #suricon25! 🇨🇦 Check out our booth and don't miss @ntkramer + @iagox86's talk ...and if you happen to run into them or @hrbrmstr around the con, they might have something special for you 🥧...
November 17, 2025 at 6:25 PM
Hey Canada, we're packed up + headed to #suricon25! 🇨🇦 Check out our booth and don't miss @ntkramer + @iagox86's talk ...and if you happen to run into them or @hrbrmstr around the con, they might have something special for you 🥧...
🚨 GreyNoise for Microsoft Sentinel is here!
Filter out internet background noise automatically. Focus on real threats.
#MicrosoftSentinel #appassure
🔗 https://techcommunity.microsoft.com/blog/MicrosoftSentinelBlog/ignite-2025-new-microsoft-sentinel-connectors-announcement/4454613
Filter out internet background noise automatically. Focus on real threats.
#MicrosoftSentinel #appassure
🔗 https://techcommunity.microsoft.com/blog/MicrosoftSentinelBlog/ignite-2025-new-microsoft-sentinel-connectors-announcement/4454613
November 13, 2025 at 4:04 PM
🚨 GreyNoise for Microsoft Sentinel is here!
Filter out internet background noise automatically. Focus on real threats.
#MicrosoftSentinel #appassure
🔗 https://techcommunity.microsoft.com/blog/MicrosoftSentinelBlog/ignite-2025-new-microsoft-sentinel-connectors-announcement/4454613
Filter out internet background noise automatically. Focus on real threats.
#MicrosoftSentinel #appassure
🔗 https://techcommunity.microsoft.com/blog/MicrosoftSentinelBlog/ignite-2025-new-microsoft-sentinel-connectors-announcement/4454613
We’ve launched At The Edge, a weekly brief for GreyNoise customers highlighting shifts in attacker behavior seen across the Global Observation Grid (GOG).
Human-led analysis that turns internet noise into insight defenders can act on.
#threatintel #greynoise
Human-led analysis that turns internet noise into insight defenders can act on.
#threatintel #greynoise
November 6, 2025 at 3:02 PM
We’ve launched At The Edge, a weekly brief for GreyNoise customers highlighting shifts in attacker behavior seen across the Global Observation Grid (GOG).
Human-led analysis that turns internet noise into insight defenders can act on.
#threatintel #greynoise
Human-led analysis that turns internet noise into insight defenders can act on.
#threatintel #greynoise
Happy Halloween from your fave GreyNerds 🍬🍫
October 31, 2025 at 9:23 PM
Happy Halloween from your fave GreyNerds 🍬🍫
On Wednesday, November 5th continue your evening with drinks, great conversation + a fireside chat with Shawn Smagh, Ex Director of the US Cyber National Mission Force.
https://info.greynoise.io/events/fal.con.europe.2025-hh?hs_preview=GPfQpovg-198575115392
https://info.greynoise.io/events/fal.con.europe.2025-hh?hs_preview=GPfQpovg-198575115392
October 28, 2025 at 9:11 PM
On Wednesday, November 5th continue your evening with drinks, great conversation + a fireside chat with Shawn Smagh, Ex Director of the US Cyber National Mission Force.
https://info.greynoise.io/events/fal.con.europe.2025-hh?hs_preview=GPfQpovg-198575115392
https://info.greynoise.io/events/fal.con.europe.2025-hh?hs_preview=GPfQpovg-198575115392
GreyNoise's Threat Intelligence Map visualizes network events across the internet, scans, probes, attacks + connects them to geopolitical context. Real-time intelligence, that looks pretty cool too 😎
🗺️ https://threat-map.greynoise.io/
🗺️ https://threat-map.greynoise.io/
October 16, 2025 at 5:39 PM
GreyNoise's Threat Intelligence Map visualizes network events across the internet, scans, probes, attacks + connects them to geopolitical context. Real-time intelligence, that looks pretty cool too 😎
🗺️ https://threat-map.greynoise.io/
🗺️ https://threat-map.greynoise.io/
A global botnet has tripled in size in the past five days, so GreyNoise is sharing an executive situation report (SITREP) to streamline decision making.
Full SITREP: https://info.greynoise.io/hubfs/Situation-Reports/GreyNoise-SITREP-RDP-Attacks.pdf
Use […]
[Original post on infosec.exchange]
Full SITREP: https://info.greynoise.io/hubfs/Situation-Reports/GreyNoise-SITREP-RDP-Attacks.pdf
Use […]
[Original post on infosec.exchange]
October 15, 2025 at 5:56 PM
A global botnet has tripled in size in the past five days, so GreyNoise is sharing an executive situation report (SITREP) to streamline decision making.
Full SITREP: https://info.greynoise.io/hubfs/Situation-Reports/GreyNoise-SITREP-RDP-Attacks.pdf
Use […]
[Original post on infosec.exchange]
Full SITREP: https://info.greynoise.io/hubfs/Situation-Reports/GreyNoise-SITREP-RDP-Attacks.pdf
Use […]
[Original post on infosec.exchange]
Hey #criblcon25 👋 Looking forward to seeing you soon! 👻🤝🐐
October 13, 2025 at 9:17 PM
Hey #criblcon25 👋 Looking forward to seeing you soon! 👻🤝🐐
The GreyNoise team will be at #criblcon next week and we would love to see you there! If you are headed to Maryland for the event, check out our booth and talk to the team. 👻🤝🐐
🔗 https://events.cribl.io/criblcon25/begin?code=CC25-JoinGreynoise
🔗 https://events.cribl.io/criblcon25/begin?code=CC25-JoinGreynoise
October 10, 2025 at 8:36 PM
The GreyNoise team will be at #criblcon next week and we would love to see you there! If you are headed to Maryland for the event, check out our booth and talk to the team. 👻🤝🐐
🔗 https://events.cribl.io/criblcon25/begin?code=CC25-JoinGreynoise
🔗 https://events.cribl.io/criblcon25/begin?code=CC25-JoinGreynoise
Palo login attempts are escalating, potentially driven by iteration through a large credential dataset. GreyNoise is sharing observed usernames/passwords for defender review.
🔗 Latest: https://www.greynoise.io/blog/palo-alto-scanning-surges
#paloaltonetworks #threatintel
🔗 Latest: https://www.greynoise.io/blog/palo-alto-scanning-surges
#paloaltonetworks #threatintel
October 7, 2025 at 9:04 PM
Palo login attempts are escalating, potentially driven by iteration through a large credential dataset. GreyNoise is sharing observed usernames/passwords for defender review.
🔗 Latest: https://www.greynoise.io/blog/palo-alto-scanning-surges
#paloaltonetworks #threatintel
🔗 Latest: https://www.greynoise.io/blog/palo-alto-scanning-surges
#paloaltonetworks #threatintel
We got (most of) the team together last week and it was magical, so grateful for each + every one of these GreyNoids ✨
October 2, 2025 at 3:50 PM
We got (most of) the team together last week and it was magical, so grateful for each + every one of these GreyNoids ✨
🚨GreyNoise has published a new Situation Report on Cisco ASA reconnaissance activity we observed before the new zero-days were disclosed.
Read the full report: https://info.greynoise.io/hubfs/Situation-Reports/SITREP-Cisco-Zero-Days.pdf
#cisco #asa […]
[Original post on infosec.exchange]
Read the full report: https://info.greynoise.io/hubfs/Situation-Reports/SITREP-Cisco-Zero-Days.pdf
#cisco #asa […]
[Original post on infosec.exchange]
September 29, 2025 at 5:55 PM
🚨GreyNoise has published a new Situation Report on Cisco ASA reconnaissance activity we observed before the new zero-days were disclosed.
Read the full report: https://info.greynoise.io/hubfs/Situation-Reports/SITREP-Cisco-Zero-Days.pdf
#cisco #asa […]
[Original post on infosec.exchange]
Read the full report: https://info.greynoise.io/hubfs/Situation-Reports/SITREP-Cisco-Zero-Days.pdf
#cisco #asa […]
[Original post on infosec.exchange]
We're looking for some awesome folks to join our team!
If one of these roles catches your eye, we'd love to hear from you.
👩💻 greynoise.io/careers
If one of these roles catches your eye, we'd love to hear from you.
👩💻 greynoise.io/careers
September 15, 2025 at 6:36 PM
We're looking for some awesome folks to join our team!
If one of these roles catches your eye, we'd love to hear from you.
👩💻 greynoise.io/careers
If one of these roles catches your eye, we'd love to hear from you.
👩💻 greynoise.io/careers
We’re honored that GreyNoise Intelligence was acknowledged in the latest joint cyber advisory from the NSA Cybersecurity Collaboration Center and partner agencies. Read the full advisory here […]
[Original post on infosec.exchange]
[Original post on infosec.exchange]
August 28, 2025 at 5:36 PM
We’re honored that GreyNoise Intelligence was acknowledged in the latest joint cyber advisory from the NSA Cybersecurity Collaboration Center and partner agencies. Read the full advisory here […]
[Original post on infosec.exchange]
[Original post on infosec.exchange]
30,000+ IPs hit Microsoft Remote Desktop on Aug 24, a significant escalation from our original reporting of nearly 2,000 IPs on August 21. Full analysis: https://www.greynoise.io/blog/surge-malicious-ips-probe-microsoft-remote-desktop
#threatintel #rdp […]
[Original post on infosec.exchange]
#threatintel #rdp […]
[Original post on infosec.exchange]
August 27, 2025 at 4:12 PM
30,000+ IPs hit Microsoft Remote Desktop on Aug 24, a significant escalation from our original reporting of nearly 2,000 IPs on August 21. Full analysis: https://www.greynoise.io/blog/surge-malicious-ips-probe-microsoft-remote-desktop
#threatintel #rdp […]
[Original post on infosec.exchange]
#threatintel #rdp […]
[Original post on infosec.exchange]
On August 21, GreyNoise observed nearly 2,000 malicious IPs probing Microsoft Remote Desktop (RDP) services in a single day — a sharp deviation from baseline activity. Full blog […]
[Original post on infosec.exchange]
[Original post on infosec.exchange]
August 25, 2025 at 7:04 PM
On August 21, GreyNoise observed nearly 2,000 malicious IPs probing Microsoft Remote Desktop (RDP) services in a single day — a sharp deviation from baseline activity. Full blog […]
[Original post on infosec.exchange]
[Original post on infosec.exchange]
August 21, 2025 at 6:51 PM
Looking back on last week gets us stoked for NoiseFest 2026! 🤘
August 14, 2025 at 7:58 PM
Looking back on last week gets us stoked for NoiseFest 2026! 🤘
On August 3, we observed the largest single-day spike in brute-force activity against Fortinet SSL VPNs in recent months. Full breakdown of the campaign and how we traced it: https://www.greynoise.io/blog/vulnerability-fortinet-vpn-bruteforce-spike […]
[Original post on infosec.exchange]
[Original post on infosec.exchange]
August 12, 2025 at 1:18 PM
On August 3, we observed the largest single-day spike in brute-force activity against Fortinet SSL VPNs in recent months. Full breakdown of the campaign and how we traced it: https://www.greynoise.io/blog/vulnerability-fortinet-vpn-bruteforce-spike […]
[Original post on infosec.exchange]
[Original post on infosec.exchange]
Yesterday, we published new research revealing an early warning system for CVE disclosure. 📌 Full report: https://www.greynoise.io/resources/early-warning-signals-attacker-behavior-precedes-new-vulnerabilities
#cybersecurity #threatintel #vulnerabilitymanagement #greynoise #infosec #ciso
#cybersecurity #threatintel #vulnerabilitymanagement #greynoise #infosec #ciso
August 1, 2025 at 1:32 PM
Yesterday, we published new research revealing an early warning system for CVE disclosure. 📌 Full report: https://www.greynoise.io/resources/early-warning-signals-attacker-behavior-precedes-new-vulnerabilities
#cybersecurity #threatintel #vulnerabilitymanagement #greynoise #infosec #ciso
#cybersecurity #threatintel #vulnerabilitymanagement #greynoise #infosec #ciso
GreyNoise Discovers Stealthy Backdoor Campaign Targeting ASUS Routers. Attacker tradecraft reflects APT-like behavior: quiet, durable, and designed for long-term access. Full blog […]
[Original post on infosec.exchange]
[Original post on infosec.exchange]
May 28, 2025 at 1:32 PM
GreyNoise Discovers Stealthy Backdoor Campaign Targeting ASUS Routers. Attacker tradecraft reflects APT-like behavior: quiet, durable, and designed for long-term access. Full blog […]
[Original post on infosec.exchange]
[Original post on infosec.exchange]
We are back this Thursday for another GreyNoise University LIVE, tune in for demos, news + what to expect this month! 🔗https://www.greynoise.io/events/greynoise-university-live
May 27, 2025 at 10:28 PM
We are back this Thursday for another GreyNoise University LIVE, tune in for demos, news + what to expect this month! 🔗https://www.greynoise.io/events/greynoise-university-live
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
#ivanti #greynoise #cybersecurity #zerodays
May 20, 2025 at 8:01 PM
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
#ivanti #greynoise #cybersecurity #zerodays