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Pentagon Personnel Agency Data Breach Impacts 3 Million People

The data breach affects the Defense Manpower Data Center (DMDC), which maintains personnel records for the Department of Defense. The post Pentagon Personnel Agency Data Breach Impacts 3 Million People appeared first on SecurityWeek .

We haven't written up this one. SecurityWeek has the full story — the link below goes straight to it.

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Sindh Governor Now Travels By Train

Sindh Governor Nihal Hashmi has started traveling by train because petrol has become too expensive. Speaking at an event at … Read More The post Sindh Governor Now Travels By Train appeared first on…

From Drawing Locks at 4AM to Coding My First Website: My Journey as a Cybersecurity Student in Ecuador

I'm Fernando, 29, from Calderón, Quito, Ecuador. Two years ago I was drawing locks with pencil at 4AM for my YouTube channel Relatos Reales. Today I'm building websites at 4AM with AI.

  • Fernando, 29, cybersecurity student from Calderón, Quito, Ecuador
  • Builds LUMI clinic's landing page using HTML, CSS, Tailwind, JavaScript, React
  • Secures internships with GMS Seguridad, Netlife, NTT Data via portfolio

# Subqueries & CTEs: Two Ways to Query Inside a Query

Sometimes one query needs the result of another query to work. SQL gives you two main tools for that: subqueries and CTEs (Common Table Expressions).

  • Subqueries and CTEs are SQL methods to query within a query.
  • Subqueries nest inside another query, CTEs are defined with WITH clause.
  • CTEs are reusable, can be recursive, while subqueries cannot reference themselves.

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