⤷ Title: W1seGuy Capture the Flag Walkthrough: TryHackMe
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𐀪 Author: Neelesh Pandey
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ⴵ Time: Sat, 05 Sep 2026 05:58:07 GMT
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⌗ Tags: #cryptography #tryhackme #pentesting #w1seguy #ctf_writeup
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𐀪 Author: Neelesh Pandey
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ⴵ Time: Sat, 05 Sep 2026 05:58:07 GMT
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⌗ Tags: #cryptography #tryhackme #pentesting #w1seguy #ctf_writeup
Medium
W1seGuy Capture the Flag Walkthrough: TryHackMe
The Challenge
⤷ Title: HMAC vs Signature — Choosing the Right Integrity Check in PHP
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𐀪 Author: Ann R.
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ⴵ Time: Sat, 05 Sep 2026 10:29:12 GMT
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⌗ Tags: #digital_signatures #api_security #jwt #php #cryptography
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𐀪 Author: Ann R.
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ⴵ Time: Sat, 05 Sep 2026 10:29:12 GMT
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⌗ Tags: #digital_signatures #api_security #jwt #php #cryptography
Medium
HMAC vs Signature — Choosing the Right Integrity Check in PHP
12 microservices, 1 shared JWT secret, 1 compromised = all auth broken. Why HS256 was wrong. RS256 fix, verified in PHP 8.3.
⤷ Title: Timing-Safe Comparison in PHP — When hash_equals Is and Isn't Enough
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𐀪 Author: Ann R.
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ⴵ Time: Wed, 09 Sep 2026 16:52:04 GMT
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⌗ Tags: #vulnerability #web_security #php #api_security #cryptography
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𐀪 Author: Ann R.
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ⴵ Time: Wed, 09 Sep 2026 16:52:04 GMT
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⌗ Tags: #vulnerability #web_security #php #api_security #cryptography
Medium
Timing-Safe Comparison in PHP — When hash_equals Is and Isn't Enough
hash_equals leaks length: 1.55x faster for mismatch. Verified. Plus other traps + fixes. Complete timing-safe comparison guide.
⤷ Title: Post-Quantum Readiness Starts With an Inventory: How to Build a CBOM in 2026
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𐀪 Author: Rimlauf
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ⴵ Time: Fri, 11 Sep 2026 13:03:16 GMT
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⌗ Tags: #cryptography #security #compliance #infosec #post_quantum
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𐀪 Author: Rimlauf
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ⴵ Time: Fri, 11 Sep 2026 13:03:16 GMT
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⌗ Tags: #cryptography #security #compliance #infosec #post_quantum
Medium
Post-Quantum Readiness Starts With an Inventory: How to Build a CBOM in 2026
The first task in preparing for post-quantum cryptography is not swapping out algorithms. It is finding out what is already in place, where…
⤷ Title: Why still there is no record of “hash collision” of SHA-256 hashing Algorithn ?
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𐀪 Author: Rohit Maity
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ⴵ Time: Tue, 15 Sep 2026 14:44:23 GMT
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⌗ Tags: #hacking #cyberattack #cryptography #hash #algorithms
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𐀪 Author: Rohit Maity
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ⴵ Time: Tue, 15 Sep 2026 14:44:23 GMT
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⌗ Tags: #hacking #cyberattack #cryptography #hash #algorithms
Medium
Why still there is no record of “hash collision” of SHA-256 hashing Algorithn ?
Hello Internet ! It’s been a long time since i posted my last article. so, here you go.
⤷ Title: What Is the AES Algorithm? How Does AES Encryption Work? Uses, Types & Security Explained
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𐀪 Author: Ark
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ⴵ Time: Tue, 15 Sep 2026 19:09:11 GMT
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⌗ Tags: #ae #security #cryptography #cybersecurity #hacking
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𐀪 Author: Ark
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ⴵ Time: Tue, 15 Sep 2026 19:09:11 GMT
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⌗ Tags: #ae #security #cryptography #cybersecurity #hacking
Medium
What Is the AES Algorithm? How Does AES Encryption Work? Uses, Types & Security Explained
🔐 **How does AES encryption protect your data?** Learn how AES-128, AES-192, and AES-256 secure sensitive information and where AES is…
⤷ Title: Prove It Without Revealing It
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𐀪 Author: Abhinav Jain
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ⴵ Time: Wed, 16 Sep 2026 11:48:57 GMT
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⌗ Tags: #encryption #cryptography #zero_knowledge_proofs #hacking_tools #ethical_hacking
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𐀪 Author: Abhinav Jain
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ⴵ Time: Wed, 16 Sep 2026 11:48:57 GMT
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⌗ Tags: #encryption #cryptography #zero_knowledge_proofs #hacking_tools #ethical_hacking
⤷ Title: Cryptography Concepts — Try Hack Me
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𐀪 Author: Chittanoori Divyashrith
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ⴵ Time: Mon, 21 Sep 2026 13:28:57 GMT
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⌗ Tags: #tryhackme #cybersecurity #pre_security #cryptography_concept
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𐀪 Author: Chittanoori Divyashrith
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ⴵ Time: Mon, 21 Sep 2026 13:28:57 GMT
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⌗ Tags: #tryhackme #cybersecurity #pre_security #cryptography_concept
Medium
Cryptography Concepts — Try Hack Me
Task 1 — Introduction
⤷ Title: Cracking the Code: How I Solved My First Crypto CTF Challenge (Without AI)
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𐀪 Author: ABDUL AHAD
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ⴵ Time: Mon, 21 Sep 2026 16:24:28 GMT
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⌗ Tags: #technology #cryptography #cybersecurity #infosec #ctf_writeup
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𐀪 Author: ABDUL AHAD
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ⴵ Time: Mon, 21 Sep 2026 16:24:28 GMT
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⌗ Tags: #technology #cryptography #cybersecurity #infosec #ctf_writeup
Medium
Cracking the Code: How I Solved My First Crypto CTF Challenge (Without AI)
The world of cybersecurity and Capture The Flag (CTF) competitions can feel incredibly daunting to a beginner. With advanced AI tools like…
⤷ Title: AI Is Accelerating Cryptanalysis. Cryptography Must Learn to Adapt
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𐀪 Author: Egidijus Vaišvila
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ⴵ Time: Tue, 22 Sep 2026 10:48:59 GMT
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⌗ Tags: #reverse_engineering #hacking #ai #cryptography #security
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𐀪 Author: Egidijus Vaišvila
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ⴵ Time: Tue, 22 Sep 2026 10:48:59 GMT
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⌗ Tags: #reverse_engineering #hacking #ai #cryptography #security
Medium
AI Is Accelerating Cryptanalysis. Cryptography Must Learn to Adapt
In July 2026, Anthropic reported two cryptanalysis results produced with Claude Mythos Preview. One improved an attack against HAWK, a…
⤷ Title: Everything Needs to be Secure. But how?
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𐀪 Author: Binuka Perera
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ⴵ Time: Mon, 28 Sep 2026 07:54:04 GMT
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⌗ Tags: #cryptography #cybersecurity #penetration_testing #zero_trust_architecture
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𐀪 Author: Binuka Perera
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ⴵ Time: Mon, 28 Sep 2026 07:54:04 GMT
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⌗ Tags: #cryptography #cybersecurity #penetration_testing #zero_trust_architecture
Medium
Everything Needs to be Secure. But how?
If you read our previous article, you know why we need a shield. But for those who didn’t, we have a quick activity.
⤷ Title: TryHackMe: Corridor — When Obscurity Fails Against IDOR
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𐀪 Author: d3v
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ⴵ Time: Wed, 07 Oct 2026 13:13:34 GMT
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⌗ Tags: #cryptography #idor #tryhackme #cybersecurity #web_security
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𐀪 Author: d3v
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ⴵ Time: Wed, 07 Oct 2026 13:13:34 GMT
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⌗ Tags: #cryptography #idor #tryhackme #cybersecurity #web_security
Medium
TryHackMe: Corridor — When Obscurity Fails Against IDOR
Developers often confuse obscurity with security. A common anti-pattern is taking an incremental identifier (like user ID 1, 2, 3) and…
⤷ Title: How Digital Certificates Work: An In-Depth Look at PKI and Chains of Trust
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𐀪 Author: Zeeshan Khalid
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ⴵ Time: Sun, 11 Oct 2026 16:46:12 GMT
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⌗ Tags: #cybersecurity #ethical_hacking #cryptography #information_security
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𐀪 Author: Zeeshan Khalid
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ⴵ Time: Sun, 11 Oct 2026 16:46:12 GMT
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⌗ Tags: #cybersecurity #ethical_hacking #cryptography #information_security
Medium
How Digital Certificates Work: An In-Depth Look at PKI and Chains of Trust
Digital certificates secure nearly every interaction across the modern web and cloud. Understanding how they work is essential for anyone…
⤷ Title: How I Discovered an Architectural Security Boundary Bypass in PGP Leading to DoS (CVE-2026–76088)
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𐀪 Author: Omar Elsayed
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ⴵ Time: Thu, 15 Oct 2026 20:24:48 GMT
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⌗ Tags: #bug_bounty_tips #pentesting #cryptography #security_research
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𐀪 Author: Omar Elsayed
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ⴵ Time: Thu, 15 Oct 2026 20:24:48 GMT
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⌗ Tags: #bug_bounty_tips #pentesting #cryptography #security_research
Medium
How I Discovered an Architectural Security Boundary Bypass in PGP Leading to DoS (CVE-2026–76088)
Hey there,
❤1
⤷ Title: TATA Group Security Research Discovering a Hardcoded AES Key
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𐀪 Author: 0x7ipher
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ⴵ Time: Sat, 17 Oct 2026 05:14:01 GMT
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⌗ Tags: #application_security #cryptography #cybersecurity #vulnerability_disclosure #web_application_security
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𐀪 Author: 0x7ipher
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ⴵ Time: Sat, 17 Oct 2026 05:14:01 GMT
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⌗ Tags: #application_security #cryptography #cybersecurity #vulnerability_disclosure #web_application_security
Medium
TATA Group Security Research Discovering a Hardcoded AES Key
Security research study on the ease at which cryptography keys could be utilized to convert ciphertext passwords to plaintext passwords.
⤷ Title: W1seGuy: The Flag Was Never Encrypted
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𐀪 Author: Elimane NDOYE
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ⴵ Time: Sat, 17 Oct 2026 15:58:14 GMT
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⌗ Tags: #python #cryptography #tryhackme #cyber_security_awareness
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𐀪 Author: Elimane NDOYE
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ⴵ Time: Sat, 17 Oct 2026 15:58:14 GMT
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⌗ Tags: #python #cryptography #tryhackme #cyber_security_awareness
Medium
W1seGuy: The Flag Was Never Encrypted
17 oct. 2026 · @Elimane NDOYE
⤷ Title: eMudhra Intermediate Certificates Revoked Over Weak Keys
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𐀪 Author: Nam Phong
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ⴵ Time: Wed, 21 Oct 2026 02:04:38 +0000
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⌗ Tags: #Vulnerability #cryptography #cybersecurity #eMudhra #Intermediate Certificates #PKI
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𐀪 Author: Nam Phong
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ⴵ Time: Wed, 21 Oct 2026 02:04:38 +0000
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⌗ Tags: #Vulnerability #cryptography #cybersecurity #eMudhra #Intermediate Certificates #PKI
Information Security News
eMudhra Intermediate Certificates Revoked Over Weak Keys
Security researchers recently uncovered a catastrophic cryptographic blunder at Indian certificate authority eMudhra, operating as emSign. Specifically, auditors discovered that private keys for e…
⤷ Title: TryHackMe — The Impossible Challenge Writeup
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𐀪 Author: Mahidul Haque
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ⴵ Time: Wed, 21 Oct 2026 11:13:11 GMT
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⌗ Tags: #cryptography #tryhackme #capture_the_flag #ctf #ctf_writeup
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𐀪 Author: Mahidul Haque
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ⴵ Time: Wed, 21 Oct 2026 11:13:11 GMT
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⌗ Tags: #cryptography #tryhackme #capture_the_flag #ctf #ctf_writeup
Medium
TryHackMe — The Impossible Challenge Writeup
Overview
⤷ Title: OpenSSL 4.1.0 Release Introduces Elbrus Support and DTLS 1.3
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𐀪 Author: Do Son
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ⴵ Time: Mon, 26 Oct 2026 06:33:52 +0000
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⌗ Tags: #Technology #cryptography #DTLS 1.3 #Elbrus #openssl #OpenSSL 4.1.0
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𐀪 Author: Do Son
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ⴵ Time: Mon, 26 Oct 2026 06:33:52 +0000
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⌗ Tags: #Technology #cryptography #DTLS 1.3 #Elbrus #openssl #OpenSSL 4.1.0
Daily CyberSecurity
OpenSSL 4.1.0 Release Introduces Elbrus Support and DTLS 1.3
The OpenSSL Project has officially launched its latest feature release. Specifically, the OpenSSL 4.1.0 release announcement marks the arrival of initial support for Russia’s Elbrus (e2k) pr…
⤷ Title: eMudhra Rogue Certificates Flood Certificate Transparency
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𐀪 Author: Do Son
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ⴵ Time: Mon, 26 Oct 2026 05:16:16 +0000
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⌗ Tags: #Technology #Certificate Transparency #cryptography #cybersecurity #eMudhra #WebPKI
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𐀪 Author: Do Son
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ⴵ Time: Mon, 26 Oct 2026 05:16:16 +0000
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⌗ Tags: #Technology #Certificate Transparency #cryptography #cybersecurity #eMudhra #WebPKI
Daily CyberSecurity
eMudhra Rogue Certificates Flood Certificate Transparency
Last week, a severe cryptographic failure at Indian certification authority eMudhra sparked industry-wide alarm. Specifically, eight intermediate Certificate Authority (CA) certificates relied on …