![Invalid signature detected" when installing Ubuntu 20.04.5 - Lenovo ThinkEdge SE350 V2 and SE360 V2 - Lenovo Support US Invalid signature detected" when installing Ubuntu 20.04.5 - Lenovo ThinkEdge SE350 V2 and SE360 V2 - Lenovo Support US](https://download.lenovo.com/km/media/images/TT1195/SecureBoot_fail_20230420041706531.png)
Invalid signature detected" when installing Ubuntu 20.04.5 - Lenovo ThinkEdge SE350 V2 and SE360 V2 - Lenovo Support US
Secure Boot Violation” may display when Secure Boot is enabled in BIOS and attempting to boot into Ubuntu and Debian - ThinkStation - Lenovo Support AR
![Invalid signature detected. Check secure boot policy in setup · Issue #1666 · ventoy/Ventoy · GitHub Invalid signature detected. Check secure boot policy in setup · Issue #1666 · ventoy/Ventoy · GitHub](https://user-images.githubusercontent.com/29574622/173393521-a69ee208-ad58-4b8d-97e8-fa3ecf6c0a0e.jpg)
Invalid signature detected. Check secure boot policy in setup · Issue #1666 · ventoy/Ventoy · GitHub
![Invalid signature detected. Check secure boot policy in setup · Issue #1666 · ventoy/Ventoy · GitHub Invalid signature detected. Check secure boot policy in setup · Issue #1666 · ventoy/Ventoy · GitHub](https://user-images.githubusercontent.com/29574622/173393380-79ad91b8-f24d-473a-9c0c-373633d7786f.jpg)
Invalid signature detected. Check secure boot policy in setup · Issue #1666 · ventoy/Ventoy · GitHub
![Solución | SECURE BOOT VIOLATION | Invalid signature detected. Check secure boot policy in setup - YouTube Solución | SECURE BOOT VIOLATION | Invalid signature detected. Check secure boot policy in setup - YouTube](https://i.ytimg.com/vi/jdp5D7O3lfE/maxresdefault.jpg)
Solución | SECURE BOOT VIOLATION | Invalid signature detected. Check secure boot policy in setup - YouTube
![Invalid signature detected. Check secure boot policy in setup · Issue #1666 · ventoy/Ventoy · GitHub Invalid signature detected. Check secure boot policy in setup · Issue #1666 · ventoy/Ventoy · GitHub](https://user-images.githubusercontent.com/29574622/173393546-0f71a7f0-b100-416e-98d7-5a37e1af98cf.jpg)