![SCCM ConfigMgr Prerequisite Check Error Failed To Verify Authenticode Signature Configuration Manager MEMCM HTMD Blog SCCM ConfigMgr Prerequisite Check Error Failed To Verify Authenticode Signature Configuration Manager MEMCM HTMD Blog](https://www.anoopcnair.com/wp-content/uploads/2017/03/SCCMConfigMgrCBauthenticodesignatureerror4.jpg)
SCCM ConfigMgr Prerequisite Check Error Failed To Verify Authenticode Signature Configuration Manager MEMCM HTMD Blog
![Download file failed signature verification and may have been tampered with - Workflow Manger 1.0 Refresh (CU2) Download file failed signature verification and may have been tampered with - Workflow Manger 1.0 Refresh (CU2)](https://1.bp.blogspot.com/-uFVQ4TiJ-TE/YDZw2kczB5I/AAAAAAAAB_A/E9eC8-rAZrAAlkVRn6qLwZIumWwH8900gCLcBGAsYHQ/s1133/Download%2Bfile%2Bfailed%2Bsignature%2Bverification%2Band%2Bmay%2Bhave%2Bbeen%2Btampered%2Bwith%2B2.jpg.png)
Download file failed signature verification and may have been tampered with - Workflow Manger 1.0 Refresh (CU2)
Error: Failed to verify signature of file 'c:\PROGRA~2\RESSOF~1\WORKSP~1\pfwsmgr.exe' (reported by res.exe) - Windows Event ID 109
![security - How to verify a download file using a .sig file and public key, in Windows 10? - Super User security - How to verify a download file using a .sig file and public key, in Windows 10? - Super User](https://i.stack.imgur.com/03zFJ.jpg)
security - How to verify a download file using a .sig file and public key, in Windows 10? - Super User
![Download file failed signature verification and may have been tampered with - Workflow Manger 1.0 Refresh (CU2) Download file failed signature verification and may have been tampered with - Workflow Manger 1.0 Refresh (CU2)](https://1.bp.blogspot.com/-PSvTlvHJXik/YDZvq5IJmfI/AAAAAAAAB-4/3UcW5M96lQM5hL0E8sZyKlT8I68IA1SpQCLcBGAsYHQ/s1839/Download%2Bfile%2Bfailed%2Bsignature%2Bverification%2Band%2Bmay%2Bhave%2Bbeen%2Btampered%2Bwith%2B1.jpg)
Download file failed signature verification and may have been tampered with - Workflow Manger 1.0 Refresh (CU2)
![Third-Party Update Downloads Fail: Invalid certificate signature Error 0x800b0004 and 0x87D20417 - Patch My PC Third-Party Update Downloads Fail: Invalid certificate signature Error 0x800b0004 and 0x87D20417 - Patch My PC](https://patchmypc.com/wp-content/uploads/2019/03/downloads-fail-in-the-sccm-console-error-Invalid-certificate-signature-0x800b0004.png)
Third-Party Update Downloads Fail: Invalid certificate signature Error 0x800b0004 and 0x87D20417 - Patch My PC
![Download file failed signature verification and may have been tampered with - Workflow Manger 1.0 Refresh (CU2) Download file failed signature verification and may have been tampered with - Workflow Manger 1.0 Refresh (CU2)](https://1.bp.blogspot.com/-ZwM45P71MkI/YDZq5l85BAI/AAAAAAAAB-w/yGPWCwvTpRAQ_tRmcCnQpXCb-gTvzC7gQCLcBGAsYHQ/s1110/Download%2Bfile%2Bfailed%2Bsignature%2Bverification%2Band%2Bmay%2Bhave%2Bbeen%2Btampered%2Bwith.jpg)
Download file failed signature verification and may have been tampered with - Workflow Manger 1.0 Refresh (CU2)
![SQL SERVER - ERROR: Failed to verify the Authenticode signature of FileName - SQL Authority with Pinal Dave SQL SERVER - ERROR: Failed to verify the Authenticode signature of FileName - SQL Authority with Pinal Dave](https://blog.sqlauthority.com/i/d/wintrust-err-02.jpg)