iOS 14 can't load ipa file

Hello.

We are consumer of Apple Developer Enterprise Program.

At the moment, we are trying to adapt our applications to work in iOS 14 and encountered the problem of installing the ipa on iOS 14. In particular, when we try to download the ipa file from the server with the path: https://servername/folder/file.ipa then the file cannot be loaded, and if we access the file along the path https://serverip/folder/file.ipa, then the file is loaded. But what was most surprising was that when we try to download this file via safari, the file does not download in both cases (as example, when we are try do this in iOS 13 then all is good and file is downloaded). If a similar action is performed on a safari in the simulator, then the safari crashes and a crash report is generated.

Can you explain what this problem is related to and how we can get around this problem?
I'm facing the same problem. None of our enterprise apps are able to be installed on iOS 14, it just pops up an error saying "unable to install, please try again later". Looking in the console shows an SSL error, despite the fact that the IPA is behind a valid certificate.
It ended up being security configuration on the server hosting the IPAs. I'm not entirely sure what the issue was, but moving them to a different server with TLS 1.3 fixed it.
Same problem for me. I have a web site with TLS 1.2 and in IOS 14 I cannot install an IPA via the Enterprise App Store. Is it needed TLS 1.3?
More information. I looked at the log of my app and this is the log:

Code Block
default 09:19:40.934432+0200 appstored [UPP91987DC4/it.myapp] Download failed with error: Error Domain=NSURLErrorDomain Code=-1200 "An SSL error has occurred and a secure connection to the server cannot be made." UserInfo={NSErrorFailingURLKey=https://www.mysite.it/download/Myapp.ipa, NSLocalizedRecoverySuggestion=Would you like to connect to the server anyway?, _NSURLErrorFailingURLSessionTaskErrorKey=BackgroundDataTask <212E2E1E-8433-4C90-86F9-73D443B2F26E>.<20>, _NSURLErrorRelatedURLSessionTaskErrorKey=(
"BackgroundDataTask <212E2E1E-8433-4C90-86F9-73D443B2F26E>.<20>",
"LocalDataTask <212E2E1E-8433-4C90-86F9-73D443B2F26E>.<20>"
), NSLocalizedDescription=An SSL error has occurred and a secure connection to the server cannot be made., NSErrorFailingURLStringKey=https://www.mysite.it/download/Myapp.ipa, _kCFStreamErrorDomainKey=3, _kCFStreamErrorCodeKey=-9824}


It seems linked to the SSL/TLS handshake and ATS props. I looked in the info.plist of the App and there is the correct (I Assume) ATS configuration:

Code Block
{
NSAllowsArbitraryLoads = true;
}


But it doesn't work.

I hope I must not change the website certificate...

I'm experiencing the same issue, any news about that?
Would be nice to have an official reply if we need to update our server to TLS 1.3?

Cheers
I can find any information about iOS 14, latest is:
Requirements for trusted certificates in iOS 13 and macOS 10.15
is there anybody found the solution? my user can not download and install the app anymore....
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iOS 14 can't load ipa file
 
 
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