UEFA Champions League

How to trust the certificate on UEFA Champions LeagueiPhone? In the process of using iPhone, we often encounter the need to download the installation certificate. For example: enterprise mailbox, VPN, etc. This requires us to trust the certificate so that it can run correctly. So, how can we correctly trust the certificate on the iPhone? Let's take a closer look. I. The type of certificate in the process of using the iPhone, there are two main types of commonly used certificates: one is the SSL certificate, which is often called the HTTPS certificate; the other is the root certificate, also known as the CA certificate, which is the issuer of the SSL certificate, so after the root certificate is trusted, all the S issued by it SL certificates will be trusted.Before downloading and installing the certificate, it is necessary to understand some common certificate problems: 1. Certificates are not secure. Most mobile devices will remind users that unverified certificates may launch phishing websites, fraudulent attacks and other unsafe behaviors. In order to protect the security of users, the device will deny access to websites or services from insecure certificates. Two. Certificate trust When you use the certificate to verify the service you want to access, you may see a prompt box asking if you trust this service. If you don't trust the service, the device will not continue to connect, thus avoiding any potential threats to your device. II. Trust of SSL certificate 1. Get an SSL certificate from the website. When you connect to an HTTPS website, a lock icon will be displayed. When you click on this icon, you can view the details of the certificate.You can see the issuer of the certificate, the validity period of the certificate, the public key and other information. Two. Install SSL certificate If you want to install SSL certificate, you can send the certificate to your email address. Check the certificate in the email application, and then click the certificate attachment. iOS will ask you if you trust the certificate. Click "Install", you will be asked to enter the device password, and the certificate will be installed in the device. 3. Delete SSL certificate If you want to delete SSL certificate, you can go to "Settings" - "General" - "Certificate Trust Settings" to find the certificate that needs to be deleted. Click "Cancel Trust" under the certificate to delete it. III. The trust of the root certificate 1. There are many ways to obtain a root certificate. Next, we will take SAP's VPN as an example to explain how to obtain a root certificate: (1) Use Safari to access vpn.Sap.com (2) After successful login, click "Download Root Certificate" (3) to open the .doc file in Safari and send it to the mailbox. Two. Install the root certificate (1) Check the .doc file in the mail application and find the attachment vpn.sap.com.crt file. ( 2) Click the attachment, and the iOS system will prompt you whether you trust the root certificate. Click "Install". 3. Verify whether the root certificate has been installed successfully (1) Open Safari and visit vpn.sap.com. ( 2) Click the lock in the Safari address bar to view the certificate details and see "The certificate used by this website has been trusted", indicating that the root certificate has been successfully installed. IV. To sum up now, you should know how to be in iPThere is a trust certificate on hone, but we should also use the certificate cautiously. We should not authorize trust just because an APP needs to be installed, especially in the case of unknown source. When trusting a certificate, the authenticity of the certificate should be confirmed first. Only in this way can we better protect our own safety.

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