10,731 questions
0
votes
0
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50
views
VSCode Dev Containers: How to inject extra Docker build steps (installing certificates) only for local development?
I'm developing a Python project using VSCode Dev Containers. Until now, to build the container I'm developing on, I used the Dockerfile located in the project root, which the same one used for ...
- 913
0
votes
1
answer
61
views
"no certificate or crl found" when supplying PEM file constructed from string
I am using a known-to-be-valid PEM certificate for the purposes of calling an HTTP proxy using Python requests, but since I am in a serverless function environment, I want to create the PEM file in-...
- 2,587
0
votes
2
answers
128
views
Chain validation failed: .NET MAUI 9 Android App and Azure Web App
I have several .NET MAUI 9 and Xamarin.Forms apps in production, all connecting to an Azure Web App with two instances and a direct HTTP endpoint that handles hundreds of requests per minute.
Lately ...
0
votes
2
answers
111
views
Cannot connect to Firestore from Flutter project (Android)
I'm using Flutter in Visual Studio Code and Android Studio with a Pixel 6a emulator with Android 13 to preview the app.
Despite I could connect to other services of Firebase (Authentication, Storage, ...
- 107
1
vote
0
answers
155
views
Caddy reverse proxy configuration without ACME, with strict SNI
I want to use Caddy as a reverse proxy for my system. The system contains a backend running on localhost:8080 to which all traffic is redirected. The proxy listens for HTTP traffic on :80 and for ...
- 545
0
votes
0
answers
100
views
Azure Search Python SDK SSL Certificate Verification Failed in Open web ui (Docker) - Works in Windows Jupyter
Problem:
I'm querying Azure AI Search from Open WebUI (Docker on WSL Ubuntu 24). The azure-search-documents SDK fails with SSL certificate verification errors, but the same code works fine in Windows ...
0
votes
0
answers
55
views
UntrustedRoot exception during an outgoing TLS connection from an OpenShift pod
I have an ASP.NET Core software that periodically sends an HTTP request to the webservice of a customer of ours. I've been working on the software on my machine and everything went smoothly. Now that ...
- 1,366
0
votes
1
answer
130
views
SSL:CERTIFICATE_VERIFY_FAILED for TensorFlow dataset loading
Issue
I have previously loaded this dataset in Google Colab without error, but I now encounter an error.
Code
!pip install --upgrade 'tensorflow_data_validation[visualization]<2'
import tensorflow ...
- 23
0
votes
2
answers
103
views
Setting certificate information after creating an IIS website with https binding via Microsoft.Web.Administration.ServerManager
I'm writing a PowerShell script to set up several websites on developers' machines in IIS (not IIS Express).
I understand that the current recommendation (as at 2025) is to create IIS websites using ...
- 20.3k
0
votes
1
answer
59
views
“CryptographicException: Chain instance is empty.” error when connecting a Unity server in a Docker container to a MySQL server on a Linux VM
I have a Linux Virtual Machine that I rent. On that Linux VM I have installed a MySQL server with two users, besides the root one, "[email protected]" and "unity2@localhost". I also ...
- 1
0
votes
0
answers
208
views
How can I add a Root CA certificate to Google Chrome’s local SSL store via script on Windows?
Since a recent version, Google Chrome maintains its own “local store” for SSL root certificates, allowing users to trust certificates without installing them at the Windows OS level. You can view this ...
- 67
1
vote
1
answer
256
views
How to remedy a persistent security certificate error in an Excel Add-In project
I am developing an Excel Add-In using Visual Studio Community 2022. The project commenced in May using a VS Project Template (Excel Web Add-In C#) as a starting point. The project has always side-...
- 39
0
votes
0
answers
43
views
How to reach the IP of a device on a local network from an Android emulator
I have an android emulator running which can access localhost using the typical 10.0.2.2 IP address. What I'm trying to do is access the host PC through its local IP address (such as 192.168.0.1) so ...
- 36
1
vote
0
answers
40
views
A system with no internet but connects to Artifactory Rworkbench [duplicate]
I have an Rworkbench running which has no access to internet but downloads packages from Artifactory CRAN mirror. How should I have the .Rprofile looking so that it downloads renv and other packages ...
0
votes
0
answers
39
views
React app deployed on EC2 with Nginx accessible via public IP, but not through custom domain (SSL issues)
I've deployed a React application on an AWS EC2 instance using Nginx. The application is accessible via the EC2 public IP and works as expected.
I also set up a custom domain e.g: (example.work.gd) ...
- 11
-1
votes
1
answer
310
views
Force Azure Web App Service to Trust a Self-Signed Certificate in SQL Connection
Edit: Removed the first question because it wasn't worth asking and the second question was what we actually need help on.
We have an app service (web application ASP.NET Core 8) on Azure that needs ...
- 23
0
votes
1
answer
296
views
Azure Web Apps SSL Certificate is not showing that the certificate chain is imported in the certificate
I have a weird situation going on in a Azure web app. I have multiple subscriptions.
In my development subscription in Azure, I have deployed the same web app and renewed the certificate manually in ...
- 177
0
votes
0
answers
119
views
Why Postgres 17 cert authentication fails in Windows?
Steps to reproduce:
Install Postgres 17.5 and OpenSsl on Windows 11
Run the following commands.Enter postgres as common name on client cert creation:
openssl req -new -x509 -days 365 -nodes -out ...
- 28.2k
0
votes
3
answers
73
views
JMeter recording issue - javax.net.ssl.SSLHandshakeException: Received fatal alert: unknown_ca
I have been trying to record a google cloud hosted application from my company based VM. I am using proxy to reach the website to record the flow.
Jmeter version is 5.4.3 with Azul Zulu JDK 11.76.21
I ...
- 3
1
vote
1
answer
148
views
EIdOSSLLoadingCertError "[...] PEM_read_bio:no start line" when trying to post with TIdHTTP and SSLIOHandler
I'm trying to do a POST request in Delphi, using the Indy TIdHTTP component. The target host requires a certificate and key files. Testing the requests with Postman or Insomnia, it works fine, returns ...
- 15
0
votes
1
answer
33
views
Does RFC5280 require the RDNSequence in the CRL Issuer field to be output in reverse order in the string?
I saw in RFC 4514 that the RDNSequence should be output in reverse order in the string (for example: RDNSequence (binary order): [C=US, O=Example, CN=CA]
String representation (RFC 4514): CN=CA,O=...
- 39
0
votes
0
answers
61
views
Website getting errors when connecting to API
First the basics... when accessing the API on my machine (and others) via Postman - the API works fine... when building the website locally and running on IIS Express, it accesses the API fine... ...
- 467
1
vote
1
answer
52
views
Does RFC 5280 require that a RelativeDistinguishedName can store an emailAddress?
I saw in RFC 4514 that it specifies that the Distinguished Name must support the following short names.
CN commonName (2.5.4.3)
L localityName (2.5.4.7)
ST stateOrProvinceName (2.5.4....
- 39
0
votes
0
answers
20
views
Is there a way in pyasn1 to add the <host> and <attrdesc> attributes to the nameRelativeToCRLIssuer?
I saw in RFC5280 that…
When the LDAP URI scheme [RFC4516] is used, the URI MUST include a field containing the distinguished name of the entry holding the CRL, MUST include a single that contains an ...
- 39
0
votes
1
answer
67
views
Unable to Connect to Grafana API via Python
I am looking for assistance in fixing my python script which uses Grafana API.
I have to create silences in Grafana using a master excel sheet provided to me which contains below details to create the ...
