Tech and Coffee https://mauriciod13.github.io/ Recent content on Tech and Coffee Hugo -- 0.145.0 en Tue, 04 Mar 2025 00:00:00 +0000 Mastering AWS Cost Optimization https://mauriciod13.github.io/posts/mastering-aws-cost-optimization/ Tue, 04 Mar 2025 00:00:00 +0000 https://mauriciod13.github.io/posts/mastering-aws-cost-optimization/ Insights from Cloud Intelligence Dashboards, Storage, and Well-Architected Framework Automating a Recipe Server Deployment: FastAPI, Terraform, and Ansible https://mauriciod13.github.io/projects/project_recipe_server/ Sun, 23 Feb 2025 00:00:00 +0000 https://mauriciod13.github.io/projects/project_recipe_server/ This article explains how to build a server with FastAPI, Terraform, and Ansible in a automation workflow.It tell you about AWS provisioning, secure configuration with Ansible Vault, and app deployment with systemd services. AWS History 0 - The Hidden Costs of Poor Cloud Management https://mauriciod13.github.io/projects/aws_history_0/ Fri, 30 Aug 2024 00:00:00 +0000 https://mauriciod13.github.io/projects/aws_history_0/ The beginning of some histories about AWS cloud. This one is about EC2, S3 configuration and a little bit of Linux server management AWS History 1 - An attack and Three tier solution https://mauriciod13.github.io/projects/aws_history_1/ Fri, 30 Aug 2024 00:00:00 +0000 https://mauriciod13.github.io/projects/aws_history_1/ The beginning of some histories about AWS cloud. This one is about EC2, S3 configuration and a little bit of Linux server management Our secret messages: Hill Cipher https://mauriciod13.github.io/posts/our_secret_messages_hill_cipher/ Fri, 28 Jan 2022 00:00:00 +0000 https://mauriciod13.github.io/posts/our_secret_messages_hill_cipher/ Following the previous article about Caesar cypher, here is a more complicated cypher invented by Lester Hill in 1929 using linear algebra to encrypt the messages. Our secret messages: Caesar Cipher https://mauriciod13.github.io/posts/our_secret_messages_caesar_cipher/ Fri, 16 Apr 2021 00:00:00 +0000 https://mauriciod13.github.io/posts/our_secret_messages_caesar_cipher/ The ciphers are the base of our security in the internet but not just the internet, in the ancient world already were the need to pass secret messages. This article is a short explanation of Caesar cypher. About https://mauriciod13.github.io/about/ Mon, 01 Jan 0001 00:00:00 +0000 https://mauriciod13.github.io/about/ <h1 id="mauricio-cuello">Mauricio Cuello</h1> <p><img loading="lazy" src="https://mauriciod13.github.io/profile.jpg" alt="profile" /> </p> <p><strong>Ciberseguridad | Consultor Cloud</strong></p> <p>Madrid, Spain</p> <h2 id="about-me">About Me</h2> <p>Ingeniero Electrónico apasionado por la nube (AWS, Azure) y la ciberseguridad, con experiencia en evaluaciones de seguridad PCI DSS. Hábil en el diseño e implementación de infraestructuras de red seguras y en el uso de herramientas de monitoreo de seguridad. Dominio de Python, C, bases de datos SQL y administración de servidores Linux. Experiencia reciente en el aprendizaje y aplicación de Terraform para proyectos de despliegue en AWS, mejorando la eficiencia y escalabilidad de las infraestructuras cloud. Colaborador, comunicativo y altamente comprometido con la innovación y la excelencia técnica.</p>