# Pwnsy Blog > Cybersecurity guides covering phishing, ransomware, OSINT, bug bounty, malware analysis, web security, privacy, cryptocurrency, and AI security. Written for practitioners. Pwnsy Blog is the long-form section of the Pwnsy cybersecurity platform. All articles are openly accessible, ad-free, and updated as the threat landscape changes. ## Site Info - URL: https://blog.pwnsy.com - RSS: https://blog.pwnsy.com/rss.xml - Sitemap: https://blog.pwnsy.com/sitemap.xml - Full content (every article in plaintext): https://blog.pwnsy.com/llms-full.txt - Total articles: 253 - Categories: 17 ## The Canon: start here The foundational security papers, books, and writeups that have stood the test of time. The recommended first stop. - [The Security Canon](https://blog.pwnsy.com/the-security-canon): The security papers, books, and writeups that have stood the test of time. ## Featured Guides Recommended starting points across the major topics: - [How AI Is Changing Cybersecurity: Defense vs Offense](https://blog.pwnsy.com/ai-in-cybersecurity): AI is reshaping both attack and defense in cybersecurity. Here's what's real, what's hype, and what security teams should actually adopt right now. - [Best Cybersecurity Certifications & Courses in 2026](https://blog.pwnsy.com/best-cybersecurity-certifications): Security+, CISSP, OSCP, eJPT, Google Cert, TryHackMe, HTB. A skeptical, cost-vs-ROI guide to the certs worth paying for in 2026, and which are overrated. - [Cloud Key Management Explained: KMS, Envelope Encryption, HSMs](https://blog.pwnsy.com/cloud-key-management-explained): How cloud KMS works: envelope encryption with data keys and key-encryption keys, key policies and separation of duties, rotation, BYOK and external key stores, and what encryption at rest actually protects against. - [ASLR and DEP Explained: The Two Pillars of Memory Protection](https://blog.pwnsy.com/aslr-and-dep-explained): How ASLR and DEP stop memory-corruption exploits, what each one actually blocks, and where their limits leave a way through. - [The 3-2-1 Backup Strategy: Ransomware-Resistant Backups](https://blog.pwnsy.com/3-2-1-backup-strategy-guide): What 3-2-1 means, why ransomware forced the 3-2-1-1-0 update, how immutability and air gaps work, and the restore testing that decides whether any of it was real. - [HTML Smuggling Explained: Delivering Payloads Past the Gateway](https://blog.pwnsy.com/html-smuggling): How HTML smuggling assembles a malicious file inside the browser using JavaScript and Blob APIs, why network inspection misses it, and the endpoint and policy controls that actually stop it. - [Cloud Misconfigurations in 2026: The Settings That Leak Data](https://blog.pwnsy.com/cloud-misconfigurations-guide): The cloud settings that actually cause breaches: public object storage, over-broad IAM, exposed metadata services, open security groups and public snapshots, with the console and CLI checks for each. - [OSINT Reconnaissance: Tools and Techniques](https://blog.pwnsy.com/osint-reconnaissance-guide): A practical guide to OSINT reconnaissance, covering domain recon, people OSINT, infrastructure scanning, and the legal boundaries you need to know. ## Categories ### AI Security 5 articles on ai security. Example: [How AI Is Changing Cybersecurity: Defense vs Offense](https://blog.pwnsy.com/ai-in-cybersecurity): AI is reshaping both attack and defense in cybersecurity. Here's what's real, what's hype, and what security teams should actually adopt right now. ### Bug Bounty 3 articles on bug bounty. Example: [Best Cybersecurity Certifications & Courses in 2026](https://blog.pwnsy.com/best-cybersecurity-certifications): Security+, CISSP, OSCP, eJPT, Google Cert, TryHackMe, HTB. A skeptical, cost-vs-ROI guide to the certs worth paying for in 2026, and which are overrated. ### Cryptography 23 articles on cryptography. Example: [Cloud Key Management Explained: KMS, Envelope Encryption, HSMs](https://blog.pwnsy.com/cloud-key-management-explained): How cloud KMS works: envelope encryption with data keys and key-encryption keys, key policies and separation of duties, rotation, BYOK and external key stores, and what encryption at rest actually protects against. ### Exploitation 12 articles on exploitation. Example: [ASLR and DEP Explained: The Two Pillars of Memory Protection](https://blog.pwnsy.com/aslr-and-dep-explained): How ASLR and DEP stop memory-corruption exploits, what each one actually blocks, and where their limits leave a way through. ### Incident Response 10 articles on incident response. Example: [The 3-2-1 Backup Strategy: Ransomware-Resistant Backups](https://blog.pwnsy.com/3-2-1-backup-strategy-guide): What 3-2-1 means, why ransomware forced the 3-2-1-1-0 update, how immutability and air gaps work, and the restore testing that decides whether any of it was real. ### Malware 34 articles on malware. Example: [HTML Smuggling Explained: Delivering Payloads Past the Gateway](https://blog.pwnsy.com/html-smuggling): How HTML smuggling assembles a malicious file inside the browser using JavaScript and Blob APIs, why network inspection misses it, and the endpoint and policy controls that actually stop it. ### Network Security 56 articles on network security. Example: [Cloud Misconfigurations in 2026: The Settings That Leak Data](https://blog.pwnsy.com/cloud-misconfigurations-guide): The cloud settings that actually cause breaches: public object storage, over-broad IAM, exposed metadata services, open security groups and public snapshots, with the console and CLI checks for each. ### OSINT 1 article on osint. Example: [OSINT Reconnaissance: Tools and Techniques](https://blog.pwnsy.com/osint-reconnaissance-guide): A practical guide to OSINT reconnaissance, covering domain recon, people OSINT, infrastructure scanning, and the legal boundaries you need to know. ### Passwords 7 articles on passwords. Example: [Bitwarden Review in 2026: Is It Still the Default Pick?](https://blog.pwnsy.com/bitwarden-review): A full review of Bitwarden: the KDF default that took three years to reach existing vaults, the April 2026 CLI supply-chain compromise, the price that doubled, and who should still use it. ### Phishing 2 articles on phishing. Example: [Email Security: How to Lock Down Your Most Attacked Surface](https://blog.pwnsy.com/email-security-guide): Email is the #1 attack vector. Learn how SPF, DKIM, and DMARC work, how to spot sophisticated phishing, and how to harden your email setup. ### Privacy 17 articles on privacy. Example: [Proton Review in 2026: Mail, VPN, Pass and Drive Tested](https://blog.pwnsy.com/proton-review): A full review of Proton's encrypted suite: what Unlimited actually costs against the standalone plans, what the encryption covers, the Swiss jurisdiction question, and who should buy something else. ### Ransomware 1 article on ransomware. Example: [Anatomy of a Ransomware Attack](https://blog.pwnsy.com/ransomware-anatomy): Break down how ransomware attacks unfold, from initial access to encryption and extortion, with real-world examples and actionable defense strategies. ### Fundamentals 2 articles on fundamentals. Example: [The Security Canon](https://blog.pwnsy.com/the-security-canon): The security papers, books, and writeups that have stood the test of time. ### Social Engineering 3 articles on social engineering. Example: [Tech Support Scams Explained: The Popup, the Call, the Refund](https://blog.pwnsy.com/tech-support-scams-explained): How tech support scams work: browser lockers and fake alerts, the remote access session, the refund overpayment trick, and exactly what to do if you already let someone in. ### Threat Intel 33 articles on threat intel. Example: [The Capital One Breach: SSRF, Metadata Credentials, 100 Million Records](https://blog.pwnsy.com/capital-one-breach-explained): How the 2019 Capital One breach worked: a server-side request forgery against a misconfigured WAF, the EC2 metadata service handing over role credentials, and an S3 role that could read far more than it needed. ### Web Security 39 articles on web security. Example: [API Security Best Practices: Building the Defensive Program](https://blog.pwnsy.com/api-security-guide): How to secure an API end to end: inventory of shadow and zombie endpoints, token validation, where authorization decisions live, schema enforcement, rate-limit budgets, gateway placement, and the logs that catch what you missed. ### Web3 Security 5 articles on web3 security. Example: [Blockchain Privacy: What's Actually Anonymous](https://blog.pwnsy.com/blockchain-privacy-guide): Bitcoin is pseudonymous rather than anonymous. How chain analysis works, what privacy coins do, the law around mixers, and how police trace crypto. ## Full Content For the complete plaintext of every article (recommended for LLM ingestion), fetch: https://blog.pwnsy.com/llms-full.txt ## Related Resources - Pwnsy: https://pwnsy.com - Pwnsy News (cybersecurity news aggregator): https://news.pwnsy.com - Pwnsy Data (CVE & threat analytics): https://data.pwnsy.com - Pwnsy Tools (cybersecurity & OSINT tool finder): https://pwnsy.com/tools/