Welcome to Alejandro's blog

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Optimización de Negocio con PostgreSQL y Análisis de Datos: Caso ElectroTienda

Prueba técnica orientada al rol de Analista de Datos. A través del uso teórico de PostgreSQL y conocimientos de negocio, se abordan cuatro retos clave del negocio.

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Análisis del Apagón Eléctrico en España

Análisis del Apagón Eléctrico en España: 28–29 de Abril de 2025 (Spanish version)

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Exploiting vulnerabilities in web services

Exploiting vulnerabilities on web services

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A report on design 8-bit manchester adder

Design of a 4-bit adder. Input two 4-bit numbers A &B, output is the 4-bit sum and a carry

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Cybersecurity Memory Safety

Exploits and mitigations for stack, heap, and side-channel vulnerabilities in C programs using ROP, unlink attacks, and timing/fault-based analysis.

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8-bit Shift Register Design

Process of designing an 8-bit shift register using CMOS 45nm technology, optimized for minimum complexity and high-speed.

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Cybersecurity Buffer overflows

This post analyzes multiple security vulnerabilities in C programs, focusing on buffer overflows and memory corruption exploits.

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The Ethics of “Giving People a Voice” on Facebook

Should social media platforms have the power to influence the world trough political advertising?

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Mini project ECE 362: Microprocessor Systems and Interfacing

Presentation of a project

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AM Modulator

This is the report of the Lab 3 of ECE 440 at Purdue University. In this case we are trying to hear airport tower AM signals.

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