{"id":"INC-chainalysis-5zdz9bj9t0cz","kind":"incident","aliases":[],"related":[],"title":"Chainalysis: Error Generating API keys - KYT & Reactor","description":"This incident has been resolved.\n\nIf you experience any further issues, please reach out to support@chainalysis.com","summary":"Chainalysis had an incident where generating API keys for its KYT and Reactor products returned errors. The incident is marked resolved; the sources do not describe any attacker access or data exposure.","severity":"medium","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[{"name":"Chainalysis","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["chainalysis","incident","kyt","reactor","security","vendor"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"resolved","published_at":"2026-10-30T23:44:56+00:00","first_seen_at":"2026-11-08T16:56:05+00:00","triaged_at":"2026-11-08T16:57:01+00:00","updated_at":"2026-11-08T16:57:01+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-11-08T16:57:01Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"unknown","title":"Chainalysis: API key generation failed for KYT and Reactor","impact":"low","summary":"Chainalysis had an incident where generating API keys for its KYT and Reactor products returned errors. The incident is marked resolved; the sources do not describe any attacker access or data exposure.","audience":"businesses","category":"vendor","nicknames":[],"who_cares":["chainalysis","kyt","reactor"],"confidence":0.6,"fix_status":"unknown","needs_auth":"unknown","worst_case":"unknown; sources describe an availability error, not a breach","analyst_note":"","how_to_check":"unknown","plain_action":"","product_name":"","needs_analyst":false,"not_affected_if":[],"who_is_affected":"Teams that use Chainalysis KYT or Reactor and tried to create API keys during the incident window. The sources say the incident is resolved and give no further detail on scope or cause.","user_interaction":"unknown","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"unknown"},"cost_usd":0.000632,"input_tokens":4489,"output_tokens":367,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'5zdz9bj9t0cz':11A 'access':47B 'api':4A,25B 'attack':46B 'chainalysi':1A,13B,19B 'chainalysis':10A,12A 'data':49B 'describ':44B 'error':2A,34B 'experi':58C 'exposur':50B 'generat':3A,24B 'inc':9A 'inc-chainalysis-5zdz9bj9t0cz':8A 'incid':14B,22B,36B,52C 'issu':61C 'key':5A,26B 'kyt':6A,15B,29B 'mark':38B 'pleas':62C 'product':32B 'reach':63C 'reactor':7A,16B,31B 'resolv':39B,55C 'return':33B 'secur':17B 'sourc':41B 'support@chainalysis.com':66C 'vendor':18B","nicknames":[],"mitigations":[],"who_affected":"Teams that use Chainalysis KYT or Reactor and tried to create API keys during the incident window. The sources say the incident is resolved and give no further detail on scope or cause.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":["chainalysis"],"ptokens":["chainalysis"],"labels":["chainalysis","incident","kyt","medium","reactor","security","vendor"],"campaign_type":null,"search_a":"'5zdz9bj9t0cz':11A 'api':4A 'chainalysi':1A 'chainalysis':10A,12A 'error':2A 'generat':3A 'inc':9A 'inc-chainalysis-5zdz9bj9t0cz':8A 'key':5A 'kyt':6A 'reactor':7A","search_b":"'access':47B 'api':25B 'attack':46B 'chainalysi':13B,19B 'data':49B 'describ':44B 'error':34B 'exposur':50B 'generat':24B 'incid':14B,22B,36B 'key':26B 'kyt':15B,29B 'mark':38B 'product':32B 'reactor':16B,31B 'resolv':39B 'return':33B 'secur':17B 'sourc':41B 'vendor':18B","search_c":"'experi':58C 'incid':52C 'issu':61C 'pleas':62C 'reach':63C 'resolv':55C 'support@chainalysis.com':66C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-10-30T23:44:56+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"statuspage","external_id":"chainalysis:5zdz9bj9t0cz","url":"https://stspg.io/rh5dzq0dy342","severity":"medium","published_at":"2026-10-30T23:44:56+00:00","modified_at":"2026-10-31T08:14:58+00:00","first_seen_at":"2026-11-08T16:56:05+00:00","fetched_at":"2026-11-09T02:19:09+00:00","note":null}],"documents":[],"disclosures":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}