[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f0-Bz5ttKHgw90s_85aiJcPY6vvTm2FQ-FTsz8aTuXoI":3},{"lesson":4},{"id":5,"slug":6,"article_id":7,"title":8,"body":9,"prevention":10,"framework_refs":11,"status":17,"created_at":18,"published_at":19,"article":20,"tags":24,"podcasts":37},"af42accf-037c-42e6-9eaf-57732668b962","ghost-apis-when-deprecated-endpoints-become-attack-vectors","2ed40608-0b9d-442f-919a-1b7c850b423d","Ghost APIs: When Deprecated Endpoints Become Attack Vectors","Ghost APIs represent deprecated endpoints that organizations officially retired but failed to properly decommission from production systems. These forgotten endpoints often lack modern security controls like MFA and zero-trust authentication, creating easily exploitable attack surfaces. Major breaches at Optus and T-Mobile demonstrate how attackers systematically discover these legacy endpoints through automated techniques, leading to massive data exposures that could have been prevented through proper API lifecycle management.","**Immediate actions:**\n- Conduct comprehensive API inventory to identify all active endpoints across production systems\n- Implement traffic analysis to detect usage patterns on suspected deprecated endpoints\n- Deploy automated scanning tools to discover unknown or forgotten API endpoints\n\n**Long-term improvements:**\n- Establish formal API lifecycle management procedures with mandatory decommissioning steps\n- Implement dependency mapping before deprecating APIs to identify downstream consumers\n- Apply modern authentication and authorization controls to all legacy endpoints before deprecation\n\n**Monitoring measures:**\n- Set up continuous monitoring for unauthorized API endpoint discovery attempts\n- Deploy API security gateways with visibility into all endpoint traffic\n- Create alerts for access attempts to deprecated or legacy API versions",[12,13,14,15,16],"CIS Control 2.1","CIS Control 11.1","NIST SP 800-53 CM-8","NIST SP 800-53 RA-5","OWASP API Security Top 10","published","2026-04-13T12:08:52.564531+00:00","2026-04-13T12:08:52.091+00:00",{"id":7,"url":21,"slug":22,"title":23},"https:\u002F\u002Fhackread.com\u002Fdeprecated-endpoints-attacker-best-friend-ghost-apis\u002F","why-your-deprecated-endpoints-are-an-attacker-s-best-friend-the-rise-of-ghost-ap-18d27b","Why Your Deprecated Endpoints Are an Attacker’s Best Friend: The Rise of Ghost APIs",[25,31],{"id":26,"name":27,"slug":28,"description":29,"color":30},"05757c8d-6b93-4194-b35d-7359e7d33b0e","Vulnerability Management","vulnerability-management","Missing scans, no risk prioritization","#fb923c",{"id":32,"name":33,"slug":34,"description":35,"color":36},"859cf0ad-a7e9-42bb-a75d-bac6511fa5d5","Configuration Management","configuration-management","Misconfigs, default credentials, exposed services","#eab308",[38],{"id":39,"date":40,"edition":41,"title":42,"audio_url":43},"84165361-5d5a-416a-b968-58cfce24c62b","2026-04-13","afternoon","ThreatNoir Afternoon Brief — April 13","https:\u002F\u002Fcdn.threatnoir.com\u002Fpodcasts\u002F2026-04-13\u002Fthreatnoir-afternoon-brief-2026-04-13.mp3"]