Extension Signature Verification Failed: Codex – OpenAI’s coding agent

Type: <b>Bug</b>

Please include following log F1 > Open View... > Shared below.

Extension version: 2.1.210
VS Code version: Code 1.129.0 (Universal) (125df4672b8a6a34975303c6b0baa124e560a4f7, 2026-07-15T00:08:44Z)
OS version: Darwin arm64 25.5.0
Modes:
Remote OS version: Linux x64 4.18.0-553.132.1.el8_10.x86_64

<details>
<summary>System Info</summary>

|Item|Value|
|---|---|
|CPUs|Apple M4 Pro (14 x 2400)|
|GPU Status|2d_canvas: enabled<br>GPU0: VENDOR= 0x106b [Google Inc. (Apple)], DEVICE=0x0000 [ANGLE (Apple, ANGLE Metal Renderer: Apple M4 Pro, Version 26.5.2 (Build 25F84))], DRIVER_VENDOR=Apple, DRIVER_VERSION=26.5.2 ACTIVE<br>Machine model name: Mac<br>Machine model version: 16.8<br>direct_rendering_display_compositor: disabled_off_ok<br>gpu_compositing: enabled<br>multiple_raster_threads: enabled_on<br>opengl: enabled_on<br>rasterization: enabled<br>raw_draw: disabled_off_ok<br>skia_graphite: enabled_on<br>trees_in_viz: disabled_off<br>video_decode: enabled<br>video_encode: enabled<br>webgl: enabled<br>webgpu: enabled<br>webnn: disabled_off|
|Load (avg)|4, 4, 3|
|Memory (System)|24.00GB (0.54GB free)|
|Process Argv|--crash-reporter-id a383c5a8-ebce-4ef4-98fd-cbebd4a6bcfe|
|Screen Reader|no|
|VM|0%|

|Item|Value|
|---|---|
|Remote|SSH: meluxina|
|OS|Linux x64 4.18.0-553.132.1.el8_10.x86_64|
|CPUs|AMD EPYC 7452 32-Core Processor (128 x 3282)|
|Memory (System)|503.23GB (289.03GB free)|
|VM|0%|
</details><details>
<summary>A/B Experiments</summary>

vsliv368:30146709
binariesv615:30325510
nativeloc1:31344060
dwcopilot:31170013
dwoutputs:31242946
copilot_t_ci:31333650
e5gg6876:31282496
pythonrdcb7:31342333
6518g693:31463988
aj953862:31281341
6abeh943:31336334
envsactivate1:31551504
cloudbuttont:31379625
3efgi100_wstrepl:31403338
55ia6109:31457054
ec5jj548:31422691
cp_cls_t_966_ss:31526232
c3h7c220:31478652
38bie571_auto:31426784
cp_cls_t_1081:31454832
conptydll_true:31498968
e9c30283:31461165
test_treatment2:31471001
46204921:31447328
capico_axe_098a3278:31551526
idci7584:31464702
e3e4d672:31494082
ei9d7968:31496641
chat:31457767
8hig5102:31480529
mai_secondary_j64_8aajb996_copy:31550806
89g7j272:31518289
7e187181:31503455
i2gc6536:31499202
52612955:31516516
ghj88844:31499326
ec1eg703:31520046
ddid_t:31478206
hmra_i5g22:31518061
ie3bb177:31543534
7df3h592:31512476
cp_cls_t_1082:31535311
logging_enabled_new:31498466
j0d79568:31499440
jb_cp_cls_t_632:31543129
748c7209:31512887
32d76977:31512328
ha629193:31508444
cdk-lw-on:31524445
f9bf7985:31543584
jh5f2457_c:31540921
41836166:31537719
jbcp_cls_pctr_t:31531130
61138546:31518536
cp_intellij_t_nes:31548657
jf4hg949:31526829
nes-curr-leftover-1500:31538366
h561g132:31533256
sessions_5:31532894
ihg5j128:31534457
f412h606:31551416
9gg7f176:31542112
max-result-200:31551155
sandbox-ui-on-2:31543161
nes-ex-cf-euporie-03:31542868
7642ad28:31551796
6i51c363:31551401

</details>

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