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Handler on Duty:
Didier Stevens
Threat Level:
green
Date
Author
Title
2024-11-06
Jesse La Grew
[Guest Diary] Insights from August Web Traffic Surge
2024-10-31
Guy Bruneau
October 2024 Activity with Username chenzilong
2024-10-17
Guy Bruneau
Scanning Activity from Subnet 15.184.0.0/16
2024-10-03
Guy Bruneau
Kickstart Your DShield Honeypot [Guest Diary]
2024-09-18
Guy Bruneau
Time-to-Live Analysis of DShield Data with Vega-Lite
2024-09-13
Jesse La Grew
Finding Honeypot Data Clusters Using DBSCAN: Part 2
2024-09-11
Guy Bruneau
Hygiene, Hygiene, Hygiene! [Guest Diary]
2024-09-11
Xavier Mertens
Python Libraries Used for Malicious Purposes
2024-09-06
Jesse La Grew
Enrichment Data: Keeping it Fresh
2024-08-27
Guy Bruneau
Vega-Lite with Kibana to Parse and Display IP Activity over Time
2024-08-16
Jesse La Grew
[Guest Diary] 7 minutes and 4 steps to a quick win: A write-up on custom tools
2024-07-10
Jesse La Grew
Finding Honeypot Data Clusters Using DBSCAN: Part 1
2024-05-28
Guy Bruneau
Is that It? Finding the Unknown: Correlations Between Honeypot Logs & PCAPs [Guest Diary]
2024-04-25
Jesse La Grew
Does it matter if iptables isn't running on my honeypot?
2024-03-07
Jesse La Grew
[Guest Diary] AWS Deployment Risks - Configuration and Credential File Targeting
2024-03-03
Guy Bruneau
Capturing DShield Packets with a LAN Tap [Guest Diary]
2024-02-25
Guy Bruneau
Utilizing the VirusTotal API to Query Files Uploaded to DShield Honeypot [Guest Diary]
2024-02-18
Guy Bruneau
Mirai-Mirai On The Wall... [Guest Diary]
2024-02-15
Jesse La Grew
[Guest Diary] Learning by doing: Iterative adventures in troubleshooting
2024-02-03
Guy Bruneau
DShield Sensor Log Collection with Elasticsearch
2024-01-30
Johannes Ullrich
What did I say to make you stop talking to me?
2024-01-25
Xavier Mertens
Facebook AdsManager Targeted by a Python Infostealer
2024-01-17
Jesse La Grew
Number Usage in Passwords
2023-12-27
Guy Bruneau
Unveiling the Mirai: Insights into Recent DShield Honeypot Activity [Guest Diary]
2023-12-13
Guy Bruneau
T-shooting Terraform for DShield Honeypot in Azure [Guest Diary]
2023-12-10
Guy Bruneau
Honeypots: From the Skeptical Beginner to the Tactical Enthusiast
2023-11-27
Guy Bruneau
Decoding the Patterns: Analyzing DShield Honeypot Activity [Guest Diary]
2023-11-20
Jesse La Grew
Overflowing Web Honeypot Logs
2023-10-15
Guy Bruneau
Domain Name Used as Password Captured by DShield Sensor
2023-09-26
Johannes Ullrich
Apple Releases MacOS Sonoma Including Numerous Security Patches
2023-09-14
Jesse La Grew
DShield and qemu Sitting in a Tree: L-O-G-G-I-N-G
2023-09-09
Guy Bruneau
?Anyone get the ASN of the Truck that Hit Me?!?: Creating a PowerShell Function to Make 3rd Party API Calls for Extending Honeypot Information [Guest Diary]
2023-09-05
Jesse La Grew
Common usernames submitted to honeypots
2023-09-02
Jesse La Grew
What is the origin of passwords submitted to honeypots?
2023-08-31
Guy Bruneau
Potential Weaponizing of Honeypot Logs [Guest Diary]
2023-08-12
Guy Bruneau
DShield Sensor Monitoring with a Docker ELK Stack [Guest Diary]
2023-07-23
Guy Bruneau
Install & Configure Filebeat on Raspberry Pi ARM64 to Parse DShield Sensor Logs
2023-07-13
Jesse La Grew
DShield Honeypot Maintenance and Data Retention
2023-07-07
Xavier Mertens
DSSuite (Didier's Toolbox) Docker Image Update
2023-07-06
Jesse La Grew
IDS Comparisons with DShield Honeypot Data
2023-06-30
Yee Ching Tok
DShield pfSense Client Update
2023-06-11
Guy Bruneau
DShield Honeypot Activity for May 2023
2023-05-24
Jesse La Grew
More Data Enrichment for Cowrie Logs
2023-05-14
Guy Bruneau
DShield Sensor Update
2023-05-09
Russ McRee
Exploratory Data Analysis with CISSM Cyber Attacks Database - Part 2
2023-04-05
Jesse La Grew
Exploration of DShield Cowrie Data with jq
2023-03-07
Johannes Ullrich
Hackers Love This VSCode Extension: What You Can Do to Stay Safe
2023-01-31
Jesse La Grew
DShield Honeypot Setup with pfSense
2023-01-21
Guy Bruneau
DShield Sensor JSON Log to Elasticsearch
2023-01-08
Guy Bruneau
DShield Sensor JSON Log Analysis
2022-12-29
Jesse La Grew
Opening the Door for a Knock: Creating a Custom DShield Listener
2022-12-21
Guy Bruneau
DShield Sensor Setup in Azure
2022-09-23
Xavier Mertens
Kids Like Cookies, Malware Too!
2022-07-06
Johannes Ullrich
How Many SANs are Insane?
2022-06-10
Russ McRee
EPSScall: An Exploit Prediction Scoring System App
2022-05-23
Johannes Ullrich
Attacker Scanning for jQuery-File-Upload
2022-05-03
Johannes Ullrich
Some Honeypot Updates
2022-03-15
Xavier Mertens
Clean Binaries with Suspicious Behaviour
2022-02-14
Johannes Ullrich
Reminder: Decoding TLS Client Hellos to non TLS servers
2022-01-29
Guy Bruneau
SIEM In this Decade, Are They Better than the Last?
2021-12-28
Russ McRee
LotL Classifier tests for shells, exfil, and miners
2021-11-01
Yee Ching Tok
Revisiting BrakTooth: Two Months Later
2021-10-18
Xavier Mertens
Malicious PowerShell Using Client Certificate Authentication
2021-08-31
Yee Ching Tok
BrakTooth: Impacts, Implications and Next Steps
2021-06-24
Xavier Mertens
Do you Like Cookies? Some are for sale!
2021-05-30
Didier Stevens
Sysinternals: Procmon, Sysmon, TcpView and Process Explorer update
2021-05-20
Johannes Ullrich
Are Cookie Banners a Waste of Time or a Complete Waste of Time?
2021-02-13
Guy Bruneau
Using Logstash to Parse IPtables Firewall Logs
2021-01-15
Guy Bruneau
Obfuscated DNS Queries
2021-01-02
Guy Bruneau
Protecting Home Office and Enterprise in 2021
2020-12-04
Guy Bruneau
Detecting Actors Activity with Threat Intel
2020-11-05
Xavier Mertens
Did You Spot "Invoke-Expression"?
2020-08-25
Xavier Mertens
Keep An Eye on LOLBins
2020-08-04
Johannes Ullrich
Internet Choke Points: Concentration of Authoritative Name Servers
2020-07-04
Russ McRee
Happy FouRth of July from the Internet Storm Center
2020-07-01
Jim Clausing
Setting up the Dshield honeypot and tcp-honeypot.py
2020-06-20
Tom Webb
Pi Zero HoneyPot
2020-06-19
Remco Verhoef
Sigma rules! The generic signature format for SIEM systems.
2020-04-02
Tom Webb
TPOT's Cowrie to ISC Logs
2019-12-12
Xavier Mertens
Code & Data Reuse in the Malware Ecosystem
2019-11-18
Johannes Ullrich
SMS and 2FA: Another Reason to Move away from It.
2019-07-20
Guy Bruneau
Re-evaluating Network Security - It is Increasingly More Complex
2019-07-09
John Bambenek
Solving the WHOIS and Privacy Problem: A Draft of Implementing WHOIS in DNS
2019-05-10
Xavier Mertens
DSSuite - A Docker Container with Didier's Tools
2019-04-04
Xavier Mertens
New Waves of Scans Detected by an Old Rule
2019-01-10
Brad Duncan
Heartbreaking Emails: "Love You" Malspam
2018-10-18
Russ McRee
Cisco Security Advisories 17 OCT 2018
2018-06-21
Xavier Mertens
Are Your Hunting Rules Still Working?
2018-06-16
Russ McRee
Anomaly Detection & Threat Hunting with Anomalize
2018-06-07
Remco Verhoef
Automated twitter loot collection
2018-05-25
Xavier Mertens
Antivirus Evasion? Easy as 1,2,3
2017-12-30
Xavier Mertens
2017, The Flood of CVEs
2017-11-28
Xavier Mertens
Apple High Sierra Uses a Passwordless Root Account
2017-06-17
Guy Bruneau
Mapping Use Cases to Logs. Which Logs are the Most Important to Collect?
2017-05-28
Guy Bruneau
CyberChef a Must Have Tool in your Tool bag!
2017-03-31
Xavier Mertens
Pro & Con of Outsourcing your SOC
2017-02-09
Brad Duncan
CryptoShield Ransomware from Rig EK
2017-02-03
Lorna Hutcheson
Cisco - Issue with Clock Signal Component
2016-11-25
Xavier Mertens
Free Software Quick Security Checklist
2016-05-08
Jim Clausing
Guest Diary: Linux Capabilities - A friend and foe
2016-04-27
Tom Webb
Kippos Cousin Cowrie
2016-03-21
Xavier Mertens
IP Addresses Triage
2016-03-15
Xavier Mertens
Dockerized DShield SSH Honeypot
2016-03-13
Xavier Mertens
SSH Honeypots (Ab)used as Proxy
2016-01-30
Xavier Mertens
All CVE Details at Your Fingertips
2015-12-24
Xavier Mertens
Unity Makes Strength
2015-12-23
Rob VandenBrink
Libraries and Dependencies - It Really is Turtles All The Way Down!
2015-10-17
Russell Eubanks
CIS Critical Security Controls - Version 6.0
2015-09-03
Xavier Mertens
Querying the DShield API from RTIR
2015-08-18
Russ McRee
Microsoft Security Bulletin MS15-093 - Critical OOB - Internet Explorer RCE
2015-07-31
Russ McRee
Tech tip: Invoke a system command in R
2015-07-31
Russ McRee
Tech tip follow-up: Using the data Invoked with R's system command
2015-06-02
Alex Stanford
Guest Diary: Xavier Mertens - Playing with IP Reputation with Dshield & OSSEC
2015-06-01
Tom Webb
Submit Dshield ASA Logs
2015-05-20
Brad Duncan
Logjam - vulnerabilities in Diffie-Hellman key exchange affect browsers and servers using TLS
2015-03-11
Rob VandenBrink
Syslog Skeet Shooting - Targetting Real Problems in Event Logs
2015-02-26
Johannes Ullrich
New Feature: Subnet Report
2015-02-19
Daniel Wesemann
DNS-based DDoS
2015-02-03
Johannes Ullrich
What is using this library?
2014-08-23
Guy Bruneau
NSS Labs Cyber Resilience Report
2014-07-28
Guy Bruneau
Management and Control of Mobile Device Security
2014-06-17
Rob VandenBrink
New Security Advisories / Updates from Microsoft - Heads up for Next Patch Tuesday!
2014-05-21
John Bambenek
New, Unpatched IE 0 Day published at ZDI
2014-04-11
Rob VandenBrink
The Other Side of Heartbleed - Client Vulnerabilities
2014-02-24
Russ McRee
Explicit Trusted Proxy in HTTP/2.0 or...not so much
2014-02-14
Chris Mohan
FireEye reports IE 10 zero-day being used in watering hole attack
2014-02-14
Chris Mohan
SYM14-004 Symantec Endpoint Protection Management Vulnerabilities - http://www.symantec.com/business/support/index?page=content&id=TECH214866
2014-01-17
Russ McRee
Massive RFI scans likely a free web app vuln scanner rather than bots
2013-12-21
Guy Bruneau
Strange DNS Queries - Request for Packets
2013-12-10
Rob VandenBrink
Those Look Just Like Hashes!
2013-11-09
Guy Bruneau
IE Zero-Day Vulnerability Exploiting msvcrt.dll
2013-10-16
Adrien de Beaupre
Access denied and blockliss
2013-10-03
Johannes Ullrich
October Patch Tuesday Preview (CVE-2013-3893 patch coming!)
2013-09-10
Swa Frantzen
Adobe September 2013 Black Tuesday Overview
2013-09-10
Swa Frantzen
Microsoft September 2013 Black Tuesday Overview
2013-08-13
Swa Frantzen
Microsoft August 2013 Black Tuesday Overview
2013-08-02
Chris Mohan
Cisco Security Advisory: OSPF LSA Manipulation Vulnerability in Multiple Cisco Products http://tools.cisco.com/security/center/viewAlert.x?alertId=30210
2013-07-23
Bojan Zdrnja
Sessions with(out) cookies
2013-07-09
Swa Frantzen
Microsoft July 2013 Black Tuesday Overview
2013-07-06
Guy Bruneau
Is Metadata the Magic in Modern Network Security?
2013-06-11
Swa Frantzen
Microsoft June 2013 Black Tuesday Overview
2013-05-20
Johannes Ullrich
Ubuntu Package available to submit firewall logs to DShield
2013-05-14
Swa Frantzen
Microsoft May 2013 Black Tuesday Overview
2013-05-14
Swa Frantzen
Firefox & Thunderbird released
2013-05-14
Swa Frantzen
Adobe May 2013 Black Tuesday Overview
2013-05-09
Johannes Ullrich
Microsoft released a Fix-it for the Internet Explorer 8 Vulnerability http://support.microsoft.com/kb/2847140
2013-05-04
Kevin Shortt
The Zero-Day Pendulum Swings
2013-04-16
John Bambenek
Fake Boston Marathon Scams Update
2013-04-09
Swa Frantzen
Microsoft April 2013 Black Tuesday Overview
2013-03-12
Swa Frantzen
Microsoft March 2013 Black Tuesday Overview
2013-03-07
Guy Bruneau
Apple Blocking Java Web plug-in
2013-01-15
Rob VandenBrink
When Disabling IE6 (or Java, or whatever) is not an Option...
2013-01-14
Richard Porter
Microsoft Out of Cycle Patch: IE http://technet.microsoft.com/en-us/security/bulletin/ms13-jan
2013-01-09
Richard Porter
The 80's called - They Want Their Mainframe Back!
2012-12-03
Kevin Liston
Recent SSH vulnerabilities
2012-10-30
Mark Hofman
Cyber Security Awareness Month - Day 30 - DSD 35 mitigating controls
2012-10-24
Rob VandenBrink
Time to run Windows Update - - Microsoft Updates KB2755801 for Windows RT / IE10 / Flash Player - http://technet.microsoft.com/en-us/security/advisory/2755801
2012-09-21
Guy Bruneau
IE Cumulative Updates MS12-063 - KB2744842
2012-09-21
Guy Bruneau
Update for Vulnerabilities in Adobe Flash Player in Internet Explorer 10 (2755801)
2012-09-17
Rob VandenBrink
IE Zero Day is "For Real"
2012-07-23
Johannes Ullrich
Most Anti-Privacy Web Browsing Tool Ever?
2012-06-29
Bojan Zdrnja
DShield for Splunk
2012-05-25
Guy Bruneau
VMware vMA Security Advisory VMSA-2012-0010 - http://www.vmware.com/security/advisories/VMSA-2012-0010.html
2012-05-22
Johannes Ullrich
nmap 6 released
2012-05-03
Guy Bruneau
VMware Critical Security Issues Advisory - http://www.vmware.com/security/advisories/VMSA-2012-0009.html
2012-03-16
Guy Bruneau
VMware New and Updated Security Advisories
2012-03-09
Guy Bruneau
VMware New and Updated Advisories
2012-02-20
Pedro Bueno
Simple Malware Research Tools
2012-02-07
Jim Clausing
Book Review: Practical Packet Analysis, 2nd ed
2012-01-31
Russ McRee
Firefox 10 and VMWare advisories and updates
2012-01-05
Russ McRee
OpenSSL vulnerability fixes
2011-10-29
Richard Porter
The Sub Critical Control? Evidence Collection
2011-10-13
Kevin Shortt
Dennis M. Ritchie (1941 - 2011)
2011-08-30
Scott Fendley
Cisco Security Advisory - Apache HTTPd DoS
2011-05-30
Johannes Ullrich
Allied Telesis Passwords Leaked
2011-05-25
Daniel Wesemann
Five new Cisco security advisories released. See http://www.cisco.com/go/psirt
2011-04-28
Chris Mohan
Cisco Security Advisories
2011-04-22
Manuel Humberto Santander Pelaez
In-house developed applications: The constant headache for the information security officer
2011-04-14
Johannes Ullrich
dshield.org now DNSSEC signed via .org
2011-02-02
Chris Mohan
Default Credentials for Root Account on Cisco Personal Video units
2011-01-05
Johannes Ullrich
Currently Unpatched Windows / Internet Explorer Vulnerabilities
2010-12-25
Manuel Humberto Santander Pelaez
An interesting vulnerability playground to learn application vulnerabilities
2010-12-23
Mark Hofman
IE 0 Day, just in time for Christmas
2010-12-18
Raul Siles
Where are the Wi-Fi Driver Vulnerabilities?
2010-12-12
Raul Siles
New trend regarding web application vulnerabilities?
2010-11-21
Marcus Sachs
A Day In The Life Of A DShield Sensor
2010-11-17
Guy Bruneau
Cisco Unified Videoconferencing Affected by Multiple Vulnerabilities
2010-08-16
Raul Siles
The Seven Deadly Sins of Security Vulnerability Reporting
2010-08-04
Adrien de Beaupre
Multiple Cisco Advisories
2010-07-24
Manuel Humberto Santander Pelaez
Types of diary: One liners vs full diary
2010-06-29
Johannes Ullrich
How to be a better spy: Cyber security lessons from the recent russian spy arrests
2010-06-09
Deborah Hale
Best Practice to Prevent PDF Attacks
2010-04-26
Raul Siles
Vulnerable Sites Database
2010-03-30
Pedro Bueno
VMWare Security Advisories Out
2010-03-29
Adrien de Beaupre
OOB Update for Internet Explorer MS10-018
2010-03-10
Rob VandenBrink
Microsoft Security Advisory 981374 - Remote Code Execution Vulnerability for IE6 and IE7
2010-03-09
John Bambenek
March 2010 - Microsoft Patch Tuesday Diary
2010-03-01
Mark Hofman
IE 0-day using .hlp files
2010-02-09
Adrien de Beaupre
When is a 0day not a 0day? Samba symlink bad default config
2010-01-24
Pedro Bueno
Outdated client applications
2010-01-19
Jim Clausing
The IE saga continues, out-of-cycle patch coming soon
2010-01-18
Stephen Hall
Uplift in SSH brute forcing attacks
2009-12-05
Guy Bruneau
Java JRE Buffer and Integer Overflow
2009-11-22
Marcus Sachs
IE6 and IE7 0-Day Reported
2009-11-07
Marcus Sachs
More Thoughts on Legacy Systems
2009-10-26
Johannes Ullrich
Web honeypot Update
2009-10-14
Johannes Ullrich
Odd Apache/MSIE issue with downloads from ISC
2009-10-02
Stephen Hall
Cyber Security Awareness Month - Day 2 - Port 0
2009-09-16
Raul Siles
IETF Draft for Remediation of Bots in ISP Networks
2009-09-10
Guy Bruneau
Firefox 3.5.3 and 3.0.14 has been released
2009-06-11
Jason Lam
Dshield Web Honeypot going beta
2009-05-27
donald smith
WebDAV write-up
2009-04-20
Jason Lam
Digital Content on TV
2009-04-14
Swa Frantzen
April Black Tuesday Overview
2009-03-26
Mark Hofman
Webhoneypot fun
2009-03-24
G. N. White
CanSecWest Pwn2Own: Would IE8 have been exploitable had the event waited one more day?
2009-03-19
Mark Hofman
Brace yourselves - IE8 reported to be released
2009-03-19
Mark Hofman
Browsers Tumble at CanSecWest
2009-03-10
Swa Frantzen
TinyURL and security
2009-03-10
Swa Frantzen
March black Tuesday overview
2009-02-25
Andre Ludwig
Preview/Iphone/Linux pdf issues
2009-02-17
Jason Lam
DShield Web Honeypot - Alpha Preview Release
2009-02-10
Swa Frantzen
February Black Tuesday Overview
2009-02-02
Stephen Hall
How do you audit your production code?
2009-01-25
Rick Wanner
Twam?? Twammers?
2008-12-16
donald smith
Microsoft announces an out of band patch for IE zero day
2008-12-13
Jim Clausing
The continuing IE saga - workarounds
2008-12-12
Johannes Ullrich
MSIE 0-day Spreading Via SQL Injection
2008-12-12
Kevin Liston
IE7 0day expanded to include IE6 and IE8(beta)
2008-11-11
Swa Frantzen
November Black Tuesday Overview
2008-10-12
Mari Nichols
Day 12 Containment: Gathering Evidence That Can be Used in Court
2008-09-21
Mari Nichols
You still have time!
2008-09-11
David Goldsmith
CookieMonster is coming to Pown (err, Town)
2008-08-10
Stephen Hall
Fake IE 7 update spam doing the rounds
2008-08-02
Maarten Van Horenbeeck
Issues affecting sites using Sitemeter [resolved]
2008-05-28
Johannes Ullrich
Reminder: Proper use of DShield data
2008-04-27
Marcus Sachs
What's With Port 20329?
2008-03-30
Mark Hofman
Mail Anyone?
2008-03-14
Kevin Liston
Temporal Search: Detecting Hidden Malware Timebombs with Virtual Machines
2006-12-18
Toby Kohlenberg
ORDB Shutting down
2006-10-05
Swa Frantzen
MS06-053 revisited ?
2006-10-02
Jim Clausing
Back to green, but the exploits are still running wild
2006-09-30
Swa Frantzen
Yellow: WebViewFolderIcon setslice exploit spreading
2006-09-28
Swa Frantzen
MSIE: One patched, one pops up again (setslice)
2006-09-22
Swa Frantzen
Yellow: MSIE VML exploit spreading
2006-09-19
Swa Frantzen
Yet another MSIE 0-day: VML
2006-09-15
Swa Frantzen
MSIE DirectAnimation ActiveX 0-day update
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