Certification753 problems· 15 reviewed

정보보안기사

753 incident response problems that help with 정보보안기사 prep.

All problems (753)

SECURITY-1664An mTLS certificate rotates and one verifier still failsOne verifier still fails after an mTLS rotation.SecurityBeginner7 minFree SECURITY-1625An OIDC audience is fixed and one verifier still failsOne verifier still fails after an OIDC audience cleanup.SecurityBeginner7 minFree SECURITY-1624An SIEM allowlist is updated and one alert still firesOne alert still fires after updating an SIEM allowlist.SecurityBeginner7 minFree SECURITY-1616An SIEM parser fix is merged and one pipeline still misses eventsOne SIEM pipeline still misses events after a parser fix.SecurityBeginner7 minFree SECURITY-005IAM role rotation leaves one batch worker using stale credentialsMost services refresh correctly, but one worker process keeps using cached credentials and starts failing scheduled jobs.ReviewedSecurityIntermediate20 minPro SECURITY-1192Auth hardening breaks API clientsA public hardening checklist changed proxy header behavior. Browser auth appears fine, but downstream API flows now break because the app no longer sees the scheme and host headers it expects.SecurityIntermediate18 minPro SECURITY-002An intermediate certificate chain problem that fails only on certain clientsThe latest browsers connect fine, but some clients fail TLS verification because the server does not send the complete certificate chain.SecurityIntermediate21 minPro SECURITY-1585A browser isolation download rule updates and one archive still exits directOne archive type still exits direct after browser isolation updates.SecurityAdvanced9 minPro SECURITY-1575A browser isolation MIME policy updates and one file type still downloads directOne file type still downloads direct after browser isolation MIME updates.SecurityAdvanced9 minPro SECURITY-1595A browser isolation profile is updated and one archive still bypassesOne archive type still bypasses inspection after browser isolation updates.SecurityAdvanced9 minPro SECURITY-1578A CrowdSec bouncer endpoint changes and one node still quarantines through the old API URLOne node still quarantines through the old CrowdSec API URL after migration.SecurityAdvanced9 minPro SECURITY-1593A WAF exception cleanup is correct and one hostname still skips inspectionOne hostname still skips inspection after WAF exception cleanup.SecurityAdvanced9 minPro SECURITY-1603A WAF rule action is fixed and one path still blocks good trafficOne path still blocks good traffic after a WAF rule fix.SecurityAdvanced9 minPro SECURITY-1601An Elastic detection fix is correct and one rule still misclassifies eventsOne Elastic rule still misclassifies events after a detection fix.SecurityAdvanced9 minPro SECURITY-1591An Elastic pipeline correction lands and one alert stream still missesOne alert stream still misses after an Elastic pipeline correction.SecurityAdvanced9 minPro SECURITY-1581An Elastic pipeline fix lands and one rule still missesOne detection rule still misses after an Elastic pipeline fix.SecurityAdvanced9 minPro SECURITY-1607An OpenSearch alerting fix is correct and one workflow still matches the old indexOne workflow still matches the old index after an OpenSearch alert fix.SecurityAdvanced9 minPro SECURITY-1597An OpenSearch restore policy is corrected and one index still republishesOne index still republishes after an OpenSearch restore policy correction.SecurityAdvanced9 minPro SECURITY-1565A browser isolation profile updates and one document type still downloads directOne document type still downloads direct after isolation profile updates.SecurityAdvanced10 minPro SECURITY-1563A managed WAF exception is removed and one hostname still skips inspectionOne hostname still skips WAF inspection after managed rules cleanup.SecurityAdvanced10 minPro