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Subscribe to UpdatesSubscribe Security-related maintenance work Subscribe Update - We continue to work on bringing all products back to availability for our users including Rapid and Academy, which remain unavailable at this time. We continue to sincerely appreciate everyone's patience and will provide more updates as they become available. Nov 12, 2026 - 12:03 UTC Update - We have reactivated access for iAPI and continue to work to bring all products back to availability for our users including Rapid and Academy, which remain unavailable at this time. Please continue to monitor this page for ongoing updates. Thank you Nov 11, 2026 - 23:50 UTC Update - We continue to make progress on returning all systems to standard operations, including our Knowledge Base and Academy, which remain unavailable at this time. We continue to sincerely appreciate everyone's patience and will provide more updates as they become available. Nov 11, 2026 - 15:38 UTC Update - The Customer Admin Portal is back to operational for org admins. We continue to make progress on returning all systems to standard operations, including our Knowledge Base and Academy, which remain unavailable at this time. We continue to sincerely appreciate everyone's patience and will provide more updates as they become available. Nov 11, 2026 - 02:14 UTC Update - Data Solutions is back to operational for users. We continue to make progress on returning all systems to standard operations, including our Admin Panel and Academy, which remain unavailable at this time. We continue to sincerely appreciate everyone's patience and will provide more updates as they become available. Nov 10, 2026 - 13:07 UTC Update - We’re continue to make progress bringing all systems back online for our customers. As users begin to access our login page, please follow this helpful resource for instructions to reset your password and generate new API keys: https://www.chainalysis.com/key-rotation/ As many of our Organization Administrators regain access, please be aware that our Customer Admin Portal is still unavailable. We understand the value that this tool brings to your organization and are working quickly to bring it back for you. Our Training Academy also remains unavailable. We will continue to provide updates as new information becomes available. Nov 08, 2026 - 22:19 UTC Update - We’re continuing the work needed to return all products to typical operation as quickly as possible, and we’ll provide regular updates throughout as progress continues. We appreciate your patience as we continue to work through this. Nov 08, 2026 - 11:32 UTC Update - We’re also continuing the work needed to return all products to typical operation as quickly as possible, and we’ll provide regular updates throughout as progress continues. We appreciate your patience as we continue to work through this. Nov 08, 2026 - 03:15 UTC Update - Reactor, KYT (UI and API), and Address Screening are now back online. We’ve restored these products with enhanced security measures and are continuing to bring customers back onto KYT and Address Screening. We’re also continuing the work needed to return all products to typical operation as quickly as possible. We know this week has been difficult, and we appreciate your patience. We’ll provide regular updates throughout as progress continues. Nov 07, 2026 - 19:31 UTC Update - We are still actively bringing customers onto KYT and address screening and are also continuing the work for all products to return back to typical operation as quickly as possible. We continue to appreciate your patience and will provide regular updates throughout the weekend as progress continues. Nov 07, 2026 - 15:07 UTC Update - We are still actively bringing customers onto KYT and address screening and are also continuing the work for all products to return back to typical operation as quickly as possible. We continue to appreciate your patience and will provide regular updates throughout the weekend as progress continues. Nov 07, 2026 - 12:00 UTC Update - We are still actively bringing customers onto KYT and address screening and are also continuing the work for all products to return back to typical operation as quickly as possible. We continue to appreciate your patience and will provide regular updates throughout the weekend as progress continues. Nov 07, 2026 - 08:57 UTC Update - We are still actively bringing customers onto KYT and address screening and are also continuing the work for all products to return back to typical operation as quickly as possible. We continue to appreciate your patience and will provide regular updates throughout the weekend as progress continues. Nov 07, 2026 - 03:19 UTC Update - We are still actively bringing customers onto KYT and address screening. We continue to appreciate your patience during this process. We will provide regular updates throughout the day as this process continues until it is completed. Nov 07, 2026 - 00:19 UTC Update - We are still actively bringing customers onto KYT and address screening. We continue to appreciate your patience during this process. We will provide regular updates throughout the day as this process continues until it is completed. Nov 06, 2026 - 21:02 UTC Update - We are continuing to bring customers onto KYT and address screening and will continue to provide regular updates throughout the day as more information becomes available. Nov 06, 2026 - 18:48 UTC Update - We are continuing to bring customers onto KYT and address screening. This is an active process and we continue to make great progress. We continue to appreciate your patience during this process. We will provide regular updates throughout the day as more information becomes available. Thank you Nov 06, 2026 - 16:01 UTC Update - We have started phasing customers back onto KYT and address screening. As we do this, we are continuing our efforts to restore all systems to operation. We will provide status updates at regular intervals and as new information becomes available. For more details about the incident and maintenance, please refer to our latest blog post: https://www.chainalysis.com/blog/security-incident-october-30/ Nov 06, 2026 - 12:10 UTC Update - We are continuing our work to bring all systems back to operational and will continue to provide status updates at regular intervals and as new information becomes available. Nov 06, 2026 - 09:44 UTC Update - We are continuing our work to bring all systems back to operational and will continue to provide status updates at regular intervals and as new information becomes available. Nov 06, 2026 - 06:41 UTC Update - We are continuing our work to bring all systems back to operational and will continue to provide status updates at regular intervals and as new information becomes available. Nov 06, 2026 - 03:04 UTC Update - We are continuing our work to bring all systems back to operational and will continue to provide status updates at regular intervals and as new information becomes available. Nov 05, 2026 - 23:56 UTC Update - We are continuing our work to bring all systems back to operational and will continue to provide status updates at regular intervals and as new information becomes available. Nov 05, 2026 - 20:38 UTC Update - We are continuing our work to bring all systems back to operational and will continue to provide status updates at regular intervals and as new information becomes available. Nov 05, 2026 - 17:09 UTC Update - We are continuing our work to bring all systems back to operational and will continue to provide status updates at regular intervals and as new information becomes available. Nov 05, 2026 - 11:47 UTC Update - We are continuing our work to bring all systems back to operational and will continue to provide status updates at regular intervals and as new information becomes available. Nov 05, 2026 - 09:21 UTC Update - We are continuing our work to bring all systems back to operational and will continue to provide status updates at regular intervals and as new information becomes available. Nov 05, 2026 - 04:12 UTC Update - We are continuing our work to bring all systems back to operational and will continue to provide status updates at regular intervals and as new information becomes available. Nov 05, 2026 - 00:17 UTC Update - The Hexagate API, GateSigner, and Frontend are now available. Out of an abundance of caution, all customer API keys have been invalidated and will need to be rotated via the Hexagate UI. This is a precautionary measure and there is no evidence that API keys were exposed. Logging into Hexagate via app.chainalysis.com has been disabled. Logging into Hexagate via app.hexagate.com is still working as expected. We are continuing our work to bring all systems back to operational and will continue to provide status updates at regular intervals and as new information becomes available Nov 04, 2026 - 17:35 UTC Update - Due to ongoing precautionary security-related maintenance, users currently do not have access to our Hexagate product. Users currently do not have access to the Hexagate frontend, the API, and GateSigner. Monitoring and alert delivery is still operating as normal. We are continuing our work to bring all systems back to operational and will continue to provide status updates at regular intervals and as new information becomes available Nov 04, 2026 - 16:51 UTC Update - We have been actively monitoring our transaction screening products for suspicious activity. Due to abnormal activity, we have taken KYT (the user interface and API) offline alongside other address screening products and the login page. Reactor, Data Solutions, and Chain (Beta) are still offline while our team completes critical work. We are working to bring all of our products online as soon as possible. Nov 04, 2026 - 15:22 UTC Update - Due to ongoing security-related maintenance, users currently do not have access to KYT and Address Screening. We are continuing our work to bring all systems back to operational and will continue to provide status updates at regular intervals and as new information becomes available Nov 04, 2026 - 15:10 UTC Update - We are continuing our work to bring all systems back to operational and will continue to provide status updates at regular intervals and as new information becomes available. Due to this security-related maintenance, access to our Knowledge Base is also impacted. Nov 04, 2026 - 12:03 UTC Update - As part of our ongoing security-related maintenance, access to our Knowledge Base is also impacted. We are continuing our work to bring all systems back to operational and will continue to provide status updates at regular intervals and as new information becomes available. Nov 04, 2026 - 08:28 UTC Update - Our security-related maintenance is still in progress as we continue working to restore all systems to normal operation. We will provide further updates at regular intervals and as new information becomes available. Nov 04, 2026 - 06:04 UTC Update - Our security-related maintenance remains ongoing as we continue working to restore all systems to normal operation. We will provide further updates at regular intervals and as new information becomes available. Nov 04, 2026 - 02:17 UTC Update - The previously affected functionality in the Customer Admin Portal has been restored. Our security-related maintenance remains ongoing as we continue working to restore all systems to normal operation. We will provide further updates at regular intervals and as new information becomes available. Nov 03, 2026 - 23:05 UTC Update - As part of our ongoing security-related maintenance, some functionality in the Customer Admin Portal may be temporarily unavailable. We are continuing our work to restore all systems to normal operation and will provide further updates at regular intervals and as new information becomes available. Nov 03, 2026 - 19:56 UTC Update - As part of our security-related maintenance work, our Academy training platform may be inaccessible to users. If any customers are impacted, particularly those undertaking certifications or exams, please rest reassured that we will provide additional time or extend exam deadlines as appropriate We are continuing our work to bring all systems back to operational and will continue to provide status updates at regular intervals and as new information becomes available. Nov 03, 2026 - 17:00 UTC Update - As part of our security-related maintenance work, our Academy training platform may be inaccessible to users. We are continuing our work to bring all systems back to operational and will continue to provide status updates at regular intervals and as new information becomes available. Nov 03, 2026 - 14:30 UTC Update - Security maintenance is ongoing. We’ll continue to share regular updates, with the next one expected within the next few hours. Nov 03, 2026 - 12:32 UTC Update - Our security-related maintenance is still in progress. We will continue to provide regular updates, with the next update expected within a few hours. Nov 03, 2026 - 08:55 UTC Update - Our security-related maintenance is still in progress. For more details on the incident and maintenance, please refer to: https://www.chainalysis.com/blog/security-incident-october-30/ We'll continue to provide updates in the next few hours as they become available. Nov 03, 2026 - 04:10 UTC Update - Our security-related maintenance is still in progress. We will continue to provide regular updates, with the next update expected within a few hours. Nov 03, 2026 - 02:15 UTC Update - Our security-related maintenance is still in progress. We will continue to provide regular updates, with the next update expected within a few hours. Nov 02, 2026 - 23:40 UTC Update - Our security-related maintenance work is still ongoing. We will continue to provide regular status updates while this work is ongoing. Nov 02, 2026 - 20:53 UTC Update - As part of our security-related maintenance work, Reactor remains temporarily unavailable. Data Solutions, Chain (Beta), and Rapid are also now temporarily unavailable while the team completes this work. Some Hexagate monitoring capabilities may be affected. We will keep our customers updated at least every hour. Nov 02, 2026 - 19:43 UTC Update - Our security-related maintenance work is ongoing. We will continue to provide regular status updates every 1 hour while this work is ongoing. Nov 02, 2026 - 18:29 UTC Update - Our team is continuing to perform critical security-related maintenance work and Reactor may continue to be unavailable during this work. Users may also experience issues logging in during this time. We will provide our next update within the hour or as more information becomes available. Nov 02, 2026 - 17:26 UTC Investigating - As part of our security-related maintenance, Reactor is currently unavailable while the team completes critical work. Our transaction monitoring products, KYT and Address Screening, are running as usual with the exception of Graph preview in KYT and KYT’s integration with Reactor. The Chainalysis team will be in touch with more information. Nov 02, 2026 - 15:50 UTC About This Site Please subscribe to this page using the button above to be notified of incidents. Need to report an incident or want to learn more? Head over to: Client Incident Guide (Authentication Required) Uptime over the past 90 days. View historical uptime. Crypto Compliance Operational KYT API Operational KYT UI Operational Address Screening Operational Sentinel Operational Crypto Investigations Under Maintenance Reactor Operational Investigations API Under Maintenance Rapid Lookup Under Maintenance Crypto Security & Fraud Operational Hexagate Operational Data Solutions Operational Operational Degraded Performance Partial Outage Major Outage Maintenance Major outage Partial outage No downtime recorded on this day. No data exists for this day. had a major outage. had a partial outage. Related No incidents or maintenance related to this downtime. Past Incidents Nov 12, 2026 Unresolved incident: Security-related maintenance work. Nov 11, 2026 KYT and KYT API service disruption Resolved - This incident has been Resolved. If you have any issues at all, please report them to support@chainalysis.com Nov 11, 15:56 UTC Monitoring - A fix has been put in place and our team is continuing to monitor the stability. If you have any issues, please reach out to support@chainalysis.com Nov 11, 15:53 UTC Identified - Our team received additional reports of KYT downtime. The team is hard at work continuing to implement a fix. At this time KYT and KYT AI might be inaccessible. We have no work around to share. More details will be added as soon as we can confirm them. Nov 11, 13:10 UTC Monitoring - A fix has been put in place and our team are monitoring the platform for stability. Please report any issues to support@chainalysis.com Nov 11, 12:31 UTC Investigating - Our team are investigating reports that users are having issues accessing KYT services including UI and API. We have no work around at this time. We will keep you updated as we learn more. Nov 11, 12:01 UTC Nov 10, 2026 Nov 9, 2026 No incidents reported. Nov 8, 2026 Issue Resetting Passwords Resolved - This incident has been resolved. Nov 8, 18:34 UTC Investigating - We are seeing reports of some users receiving errors after trying to reset their passwords. We are actively investigating the cause and will provide an update as more information becomes available. Nov 8, 17:26 UTC Reported errors on KYT API Resolved - This incident has been resolved. If you experience any further issues, please reach out to support@chainalysis.com Nov 8, 13:12 UTC Monitoring - A fix has been implemented and we are monitoring the results. Nov 8, 12:06 UTC Investigating - We are actively investigating reports of KYT API errors. Our team is aware of the issue and is actively investigating. Nov 8, 11:43 UTC Nov 7, 2026 Nov 6, 2026 Hexagate - Base Gate Monitor Degraded Functionality Resolved - This Hexagate incident has been resolved. If you continue experiencing any issues, please contact support@chainalysis.com Nov 6, 07:55 UTC Update - We are continuing to work on a fix for this issue. Next update at 10:00 UTC. Nov 6, 00:49 UTC Identified - Following Base's network upgrade implementing Flashblocks (achieving 200ms partial block updates), some gate monitors are experiencing processing delays on Base Network, resulting in degraded functionality. Next update at 01:00 UTC on Friday, November 6th. Nov 5, 19:51 UTC Nov 5, 2026 Nov 4, 2026 Nov 3, 2026 Reported errors on KYT API Resolved - We are seeing a return of typical operation to all KYT endpoints. We are marking this issue as resolved. If you continue to experience latency issues with the KYT API endpoint for registering withdrawal attempts, please contact our support team. Nov 3, 15:12 UTC Update - We are continue to work on increased response times on the KYT API endpoint for registering withdrawal attempts. Clients with short timeouts may see timeouts or no response. Retrieving withdrawal attempts and their alerts is not affected. We will post another update within an hour or as more information becomes available Nov 3, 14:46 UTC Update - We are continuing to investigate this issue. Nov 3, 14:07 UTC Investigating - We are actively investigating reports of KYT API errors. We will provide more information within the next 30 minutes or as new information becomes available Nov 3, 14:01 UTC Nov 2, 2026 Login Issues for Reactor Resolved - This incident has been resolved now. If you experience any further issues, please reach out to support@chainalysis.com Nov 2, 08:33 UTC Investigating - Body: We are currently investigating an issue preventing users from logging into Reactor. Existing Sessions: Users who are currently logged in are not affected. New Logins: New authentication requests are currently failing. We are working to resolve this as quickly as possible. Nov 2, 08:03 UTC Nov 1, 2026 No incidents reported. Oct 31, 2026 Error Generating API keys - KYT & Reactor Resolved - This incident has been resolved. If you experience any further issues, please reach out to support@chainalysis.com Oct 31, 08:14 UTC Monitoring - Our team has implemented a fix for the issue. To ensure platform stability, we will continue to monitor the performance before marking this incident as resolved. If you experience any further issues with generated API keys, please reach out to support@chainalysis.com. The next update is scheduled for 9:00 UTC. Oct 31, 01:02 UTC Identified - Our team has isolated the issue and is working to implement a fix for the API generation issue. We have no workaround for this issue at this time. Our next scheduled update is at 3:00 UTC Oct 31, 00:40 UTC Investigating - We are investigating reports of errors when users generate API keys. Our team is aware of the issue and is actively investigating. At this time, there is no workaround available. We will update this page as more details become available. Next scheduled update at 01:00 UTC Oct 30, 23:44 UTC Oct 30, 2026 Oct 29, 2026 No incidents reported. Incident History Powered by Atlassian Statuspage