Shivam Sharma

Master IIS SSL certificate binding — import PFX certificates, configure SNI, manage wildcard certs, automate with PowerShell, and fix common binding issues including disappearing bindings, port conflicts, and certificate dropdown problems.

The definitive reference for Java's cacerts trust store — locate it across JDK versions, list trusted CAs, import and remove certificates with keytool, configure custom trust stores, handle Docker containers, and troubleshoot PKIX path building failures.

Understand AD CS certificate templates — versions V1 through V4, subject name handling, key usage, enrollment permissions, auto-enrollment, and how to prevent ESC1-ESC8 privilege escalation attacks through proper template configuration.

Step-by-step migration playbook from legacy Microsoft AD CS to modern PKI with ACME, HashiCorp Vault, and cert-manager. Covers assessment, parallel operation, workload migration, rollback plans, and realistic timelines.

Compare the best SSH key management tools for enterprise — Teleport, QCecuring SSH KLM, HashiCorp Vault, StrongDM, CyberArk, and open-source alternatives. Covers certificate-based SSH, key rotation, session recording, and compliance.

Diagnose and fix every common cert-manager issue — Certificate not ready, CertificateRequest pending, Order stuck, Challenge failing, Issuer not ready, and Secret not updating. Includes kubectl commands for each step in the resource chain.

Fast fixes for the SSL handshake failed error. Top 5 causes with one diagnostic command and one fix each: expired cert, incomplete chain, protocol mismatch, cipher mismatch, SNI issue.

Complete guide to configuring TLS on Kubernetes ingress controllers. Covers Nginx Ingress TLS termination, Traefik IngressRoute, Gateway API TLSRoute, cert-manager auto-issuance, mTLS at ingress, wildcard certificates, and troubleshooting.

A detailed comparison of QCecuring SSL Certificate Lifecycle Management vs AppViewX AVX ONE CLM for enterprise certificate lifecycle management. Covers architecture, network automation heritage, PQC readiness, Kubernetes support, pricing, and ideal use cases.

Compare QCecuring Code Signing vs DigiCert Software Trust Manager for enterprise code signing. Covers DigiCert's deprecation timeline, KeyLocker cloud HSM, CI/CD integration, pricing, and QCecuring's CA-agnostic policy-driven approach.