Valkyrie's Diary

Exploring cybersecurity topics, ethical hacking, and empowering the next generation.
We hope you enjoy reading our stories/analyses!

A Cyberweapon Beyond Ransomware: NOT_PETYA

By Isabella Kelly | June 15, 2025 | 8 min read

How a destructive cyberattack blurred the lines between ransomware and wiper malware, leaving businesses worldwide in chaos.

The 16 Billion Password Leak Claim: Too Big to Believe?

By Isabella Kelly | July 4, 2025 | 6 min read

16 Billion Passwords Leaked? Let's break down the hype behind one of the most misleading data breaches in history.

How a Fake News Website Breached Australia's Energy Sector

By Cyber Valkyries | July 23, 2025 | 7 min read

State-backed operatives used domain masquerading and the ScanBox tool to infiltrate hundreds of Australian energy officials.

Fake Zoom Links Put Users at Jeopardy

By Cyber Valkyries | August 19, 2025 | 5 min read

How social engineering and URL masking led to credential harvesting through fake Zoom meeting links.

A Father's Shame, A Daughter's Dream

By Subh-e-Noor Kashif | September 1, 2025 | 8 min read

A story of resilience and the fight for education despite adversity and family opposition.

Cloudflare Blocked Record-Breaking 11.5 Tbps DDoS Attack

By Isabella Kelly | November 2, 2025 | 6 min read

A hyper-volumetric attack and what it signals about the growing trend of DDoS attacks worldwide.

Why Women are the Biggest Targets in Cybercrime

By Cyber Valkyries | December 26, 2025 | 10 min read

Understanding targeted harassment, deepfakes, and the legal protections women are fighting for online.

How VPNs Protect You and When They Don't

By Cyber Valkyries | January 13, 2026 | 7 min read

VPNs are useful but only as part of a security strategy. Learn where they provide protection and where they fall short.

Digital Self-Defense for the Modern User

By Cyber Valkyries | January 19, 2026 | 5 min read

Practical methods to safeguard your identity and protect yourself from phishing, keylogging, and financial scams.

Hacking: Ethical or Illegal?

By Shehzeen Khan | February 6, 2026 | 7 min read

Exploring the differences between ethical hacking and cybercrime, and the techniques used in both.

How Tech is Designed Without Women in Mind

By Isabella Kelly | February 7, 2026 | 7 min read

From smartphones to automobiles to cybersecurity—how male-centered design creates vulnerabilities for women.

Report on the Growing Debate in France: The Expansion of AI Data Centers

By Isabella Kelly | April 4, 2026 | 10 min read

France's push to become an AI powerhouse faces backlash from local communities concerned about environmental and social impact.

Covering the Global Cybercrime Crackdown Led by INTERPOL

By Shehzeen Khan | April 5, 2026 | 5 min read

Operation Synergia III involved 72 countries and resulted in the arrest of 94 cybercriminals and disruption of 45,000+ malicious IP addresses.

The Rise of Invisible Package Attacks and the Next Wave of Software Supply Chain Exploits

By Justina | April 5, 2026 | 18 min read

How stealth dependency in ecosystems like npm and PyPI reshape the threat landscape for developers through AI-powered phishing and supply chain worms.

Ending the Month, Never the Contributions: Women in Technology

By Patricia Reignhart | April 13, 2026 | 6 min read

A Women's Month reflection honoring pioneers such as Ada Lovelace, Katherine Johnson, Mary Jackson, Grace Hopper, Annie Easley, Mary Wilkes, and Radia Perlman.