OlexandrStepanov

let crtBase64 = "..."

if let certificateData = Data(base64Encoded: crtBase64, options: []),
    let certificate = SecCertificateCreateWithData(nil, certificateData as CFData) {
    //  use certificate to initialize PinnedCertificatesTrustEvaluator, or ...
    
    var trust: SecTrust?
    let policy = SecPolicyCreateBasicX509()
    let status = SecTrustCreateWithCertificates(certificate, policy, &trust)
    

OlexandrStepanov

import UIKit

protocol AppNavigationProtocol {

    var appDelegate: AppDelegate { get }
}

extension AppNavigationProtocol {