Costco
OpenID Configuration
https://login.costco.com/.well-known/openid-configuration
JWKS URI
https://login.costco.com/pf/JWKS
Active Keys
| KID | Use | Alg/Crv | Key Length | Observed |
|---|---|---|---|---|
| NpsV-LEiJpQOxECFRpla7ViAURo | sig | P-256 | 256 | 2026-07-21 |
| ZnpOUq9qIRtPk04YHVC00CzFJ1M | sig | P-521 | 521 | 2026-07-21 |
| 0rJZHHNar10GNgjfJXvcfMXDNqU_RS256 | sig | RS256 | 2048 | 2026-07-21 |
| R_1CGcNVcd0dr3DLxE7WmCuh_HY | enc | P-384 | 384 | 2026-07-21 |
| 57mn4_400wd2KRcCtteD8IYKVMM | enc | 2048 | 2026-07-21 | |
| 9dmvt-DX1wbho7jWXdf9tNizL9c | sig | P-384 | 384 | 2026-07-21 |
| IL--y_T7GLP5FZhReHympKxoFAM | sig | P-384 | 384 | 2026-07-21 |
| NEcHpwd9uVBWDvJisYfMJtP0vrU | sig | P-521 | 521 | 2026-07-21 |
| 0rJZHHNar10GNgjfJXvcfMXDNqU | sig | 2048 | 2026-07-21 | |
| y5jo8jbpBWXsl5g-3OpPDRsWlZk | enc | P-521 | 521 | 2026-07-21 |
| t1d7z7yP0WuB0JkVo93JZcoeRrc | enc | P-256 | 256 | 2026-07-21 |
| dkWpTCRsCIEfFDR07b-s4VTz9Z4 | sig | 2048 | 2026-07-21 | |
| dkWpTCRsCIEfFDR07b-s4VTz9Z4_RS256 | sig | RS256 | 2048 | 2026-07-21 |
| iHBOnWZtmHWfytEQxR5cWN9lqzg | sig | P-256 | 256 | 2026-07-21 |
| rTiB2qs2I81wRE_z15t7IVRJL8g | sig | 2048 | 2026-07-20 | |
| rTiB2qs2I81wRE_z15t7IVRJL8g_RS256 | sig | RS256 | 2048 | 2026-07-20 |
| 1Eq34AX2xuGpiFh7DifEQBW8f-I | sig | P-521 | 521 | 2026-07-20 |
| 0UXfUv0OGM-DD-hd23TzUmBul_Y | sig | P-256 | 256 | 2026-07-20 |
| yTNa7kljuTT7-JYRSnnBT3t-mvk | sig | P-384 | 384 | 2026-07-20 |
Recently Deactivated Keys
(Most recent 10 records shown)
| KID | Use | Alg/Crv | Key Length | Observed |
|---|---|---|---|---|
| CtSqbSO38otBZq3tatR0gU99N2g | sig | P-256 | 256 | 2026-07-20 to 2026-07-21 (0 days) |
| iq1lCuZomJteddBbD37gdq2WYJo_RS256 | sig | RS256 | 2048 | 2026-07-19 to 2026-07-21 (2 days) |
| JhE003NeFBVDjIyQOHsS5cMZn18 | sig | P-521 | 521 | 2026-07-19 to 2026-07-21 (2 days) |
| UTH-EEoQFF0sewoN28lfnyqUnpc | enc | P-521 | 521 | 2026-07-20 to 2026-07-21 (0 days) |
| zbKgoQfzKE2noOI_mww5E1Gg2Qg | enc | 2048 | 2026-07-20 to 2026-07-21 (0 days) | |
| zPuBztwZLKO_V3HDUxxBO-iP9WI | enc | P-256 | 256 | 2026-07-20 to 2026-07-21 (0 days) |
| iq1lCuZomJteddBbD37gdq2WYJo | sig | 2048 | 2026-07-19 to 2026-07-21 (2 days) | |
| 0l9Q89M0P16H2G0QzwWOzZKkGJE | sig | P-384 | 384 | 2026-07-20 to 2026-07-21 (0 days) |
| X1Qpb9H4SZTzGS1Juda3BFoH-3M | sig | P-384 | 384 | 2026-07-19 to 2026-07-21 (2 days) |
| Z83FhIvwPlRpbQG6r-nHBQ5ru-E | sig | 2048 | 2026-07-20 to 2026-07-21 (0 days) |