This study aimed to develop and validate a resilience measurement scale for people living with HIV/AIDS (PLWHA). Through interviews with PLWHA, resilience attributes were identified, resulting in 42 initial items. After validating construct validity, three items were excluded, leaving 39 items for further testing. Data were collected from 228 participants across two hospitals, the Korean Association for AIDS Prevention in Seoul, a Daegu branch, and two HIV-related self-help groups between April 3 and September 23, 2017. Exploratory factor analysis identified five factors and 25 items, explaining 69.43% of the total variance: positive feeling, antiretroviral agent management, information and resource use, positive relationships, and interaction. The final scale included 19 items across these five factors. Criterion, convergent, and discriminant validity were confirmed through correlations with the Connor-Davidson Resilience Scale, resilience for PLWHA, and measures of depression and anxiety, respectively. Reliability was supported with a Cronbach's alpha of 0.89 and test-retest reliability of 0.67. The scale shows promise as a robust screening tool for resilience in PLWHA, applicable in diverse nursing practices and research domains. Este estudio tuvo como objetivo desarrollar y validar una escala de medici & oacute;n de la resiliencia para personas que viven con VIH/SIDA (PLWHA, por sus siglas en ingl & eacute;s). A trav & eacute;s de entrevistas con PLWHA, se identificaron atributos de resiliencia que dieron lugar a 42 & iacute;tems iniciales. Tras validar la validez de constructo, se excluyeron tres & iacute;tems, quedando 39 para pruebas adicionales. Los datos se recopilaron de 228 participantes de dos hospitales, la Asociaci & oacute;n Coreana para la Prevenci & oacute;n del SIDA en Se & uacute;l, una sucursal en Daegu y dos grupos de autoayuda relacionados con el VIH, entre el 3 de abril y el 23 de septiembre de 2017. El an & aacute;lisis factorial exploratorio identific & oacute; cinco factores y 25 & iacute;tems, explicando el 69,43% de la varianza total: sentimiento positivo, manejo de agentes antirretrovirales, uso de informaci & oacute;n y recursos, relaciones positivas e interacci & oacute;n. La escala final incluy & oacute; 19 & iacute;tems en estos cinco factores. La validez de criterio, convergente y discriminante se confirm & oacute; mediante correlaciones con la Escala de Resiliencia de Connor-Davidson, la resiliencia para PLWHA y las medidas de depresi & oacute;n y ansiedad, respectivamente. La fiabilidad se apoy & oacute; con un alpha de Cronbach de 0.89 y una fiabilidad test-retest de 0.67. La escala muestra un gran potencial como herramienta s & oacute;lida para evaluar la resiliencia en PLWHA, aplicable en diversas pr & aacute;cticas de enfermer & iacute;a y dominios de investigaci & oacute;n.