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Questions tagged [ssl]

SSL and its successor, TLS, are encryption and authentication protocols that encrypt the full contents of a TCP connection, as well as potentially verifying the identities of the devices making the connection.

SSL and its successor - TLS - is primarily used to encrypt the connection between two applications at the presentation layer. It is most often used to secure websites in the form of HTTPS protocol but can also be used for other protocols and applications.

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Removing IIS10 Self-signed Certificate "WMSCV-SHA2-webserver"

On my IIS server, there are two certificates. One is issued by a real CA based on my request and is used as the SSL cert on the server's website. The other is a self-signed certificate with the name "WMSCV-SHA2-webserver". This doesn't expire for…
The ITea Guy
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Email headers in o365 showing MAPI

I'm reviewing email headers to determine if an email sent via SMTP is using TLS 1.2. Depending on where I send the email, it goes 3-5 hops to different servers. The first connection appears to be secured with TLS 1_2. The second shows MAPI, and the…
BRASK0
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NGINX SSL The certificate is not trusted in all web browsers. You may need to install an Intermediate/chain certificate

Hi I have strange error message when I check my SSL certificate on various websites. Although Web browser says https perfectly fine can see lock and I've always go sectigo website, it gives me CSR code which I create in Centos to create cert at…
danone
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Secure with TLS/SSL

Is there any way to secure network traffic between any two applications with SSL even both applications don't support SSL mode? Diagram: (Host X (Application A) ) --------unsecured connection----- (Host Y (Application B) ) (Host X (App. C (App. A))…
user31775
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How to convert a normall ssl in CRT certificate to base64 CER?

I have the following files: ca_bundle.crt certificate.crt private.key In our Android project, we are trying to establish a handshake to a secure WebSocket and it requires a base64 .cer format certificate. Can anyone tell me how can I convert the…
Saif Ali
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NGINX SSL Reverse Proxy Verify Upstream SSL

I have NGINX setup as a reverse proxy to host multiple websites using only one IP address. I have a Lets Encrypt certificate on the proxy and a different Lets Encrypt certificate on the upstream server. Basically, I need NGINX to forward traffic to…
Marc Woodyard
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AWS - our site throws a 502 when we use our certificate

We're having a problem where we can't access our site over HTTPS when using a valid certificate. We have a domain, registered in Route53, and a certificate. We have a load balancer: our-production-elb-1234567.eu-west-2.elb.amazonaws.com We have two…
userqwert
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Haproxy same port for http and https

I want my webapplication run only on port 4443. So i added this port to my docker container on haproxy. Now i want to inspect the incomming request and if it is not https, it should redirect to it. Like: http:test.example.com:4443 ->…
Samhamsam
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Creating csr for SSL request on Ubuntu gives error

I am trying to create SSL certification on my website. To, create csr , I used the command: openssl req –new –newkey rsa:2048 –nodes –keyout mydomain.key –out mydomain.csr But,I get the error saying: req: Use -help for summary. I checked if…
Biplove Lamichhane
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How to see the TLS cipher of an openldap connection?

Our OpenLDAP Servers run version on EL6. OpenLDAP is built against the Mozilla Network Security Services (NSS) libraries. Our LDAP clients come from a wide variety of Unix & Linux systems. We are unable to get OpenLDAP connections working for…
Stefan Lasiewski
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AWS ALB/NLB HTTPS Target with Self-Signed Cert

I am using AWS to build a service. For this service I want to use ACM certificates. The backend is running on an EC2 instance with TLS enabled using a self-signed certificate. Since ACM certificates can't be exported I want to put a load balancer in…
TenPlusFive
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Optimizing IIS for serving static content over TLS

I am trying to fine tune an IIS 10 web server for the sole purpose of serving static files. I've disabled session state, disabled managed code, added all necessary public cache control headers with no expiry. But still it performs very very slow in…
Yousef Salimpour
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How many SSL TPS will I need with this volume?

Let's say I have an application that allows clients to create an account and put a form on their site that allows people to create tickets. With 475 clients who have websites with forms. They get about 100 form submissions per day per account (47500…
orokusaki
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SSL certificate error in domain redirection

I am managing two domain names and want to redirect one to the other. I set up a domain forwarding with 301 permanent redirection from domain S (source) to domain T (target). The server on domain T redirects all HTTP to HTTPS. The browser is…
miguelmorin
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Securing SSL certificate private key with nginx

I've been researching how to secure privaye keys for SSL certificats using nginx as a webserver, but have not been able to find many satisfactory answers. Specifically, for a client who wants to me to deploy a website under their own sub-domain,…
Buno
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