deuterium Himanshu Sheoran's blog on tech, security, CTFs and cryptography

Archive

Archive

78 posts across 5 years and 130 merged tags.

2024

1 posts
  1. .inputrc: VI experience in the shell Blog productivity

2023

2 posts
  1. Nullcon HackIM 2023 Crypto - Curvy Decryptor Writeups ECC
  2. ACSC qualifiers 2023 Crypto - SusCipher Writeups Solver

2022

8 posts
  1. Google CTF 2022 Crypto - Maybe Someday Writeups Crypto
  2. What does the term "AI" actually stand for? Ramblings abbreviations
  3. Cyber Apocalypse HTB 2022 Crypto - Memory Acceleration Writeups Solver
  4. SDCTF 2022 Crypto - Tasty Crypto Roll Writeups Solver
  5. Pondering randoblurry improvements Ramblings wordgame
  6. Trying out randoblurry Ramblings wordgame
  7. New word game - randoblurry Ramblings wordgame
  8. No Year Resolution Ramblings poo-i-try

2021

11 posts
  1. Crypto challenge - Wiki Mersenne Blog challenges
  2. Crypto challenge - Untwist Me Blog challenges
  3. Crypto challenge - Mersenne seed recovery Blog challenges
  4. Crypto challenge - Injection Blog challenges
  5. Google CTF 2021 Crypto - Pythia Writeups Symmetric
  6. What Are Assignments Tutorials introduction
  7. Welcome Blog welcome
  8. Contributions Blog introduction
  9. Challenges Blog introduction
  10. Contribute Tutorials introduction
  11. What are CTFs Tutorials introduction

2020

56 posts
  1. List of Hacking Sites Tutorials introduction
  2. rgbCTF 2020 Crypto - N-AES Writeups Symmetric
  3. rgbCTF 2020 Crypto - Adequate Encryption Standard Writeups Symmetric
  4. 0CTF/TCTF 2020 Crypto - babyring Writeups Symmetric
  5. Redpwn 2020 Crypto - worst_pw_manager Writeups Symmetric
  6. Redpwn 2020 Crypto - Pseudo-key Writeups Classical
  7. Redpwn 2020 Crypto - primimity Writeups RSA
  8. Redpwn 2020 Crypto - Itsy Bitsy Writeups Crypto
  9. Redpwn 2020 Crypto - base646464 Writeups Encoding
  10. Redpwn 2020 Crypto - Alien Transmissions v2 Writeups Solver
  11. Redpwn 2020 Crypto - 4k-rsa Writeups RSA
  12. Redpwn 2020 Crypto - 12 Shades of Redpwn Writeups Crypto
  13. zh3r0 2020 Crypto - gboad maddy Writeups Crypto
  14. zh3r0 2020 Crypto - We are related Writeups RSA
  15. zh3r0 2020 Crypto - Uncipher Me Writeups RSA
  16. zh3r0 2020 Crypto - RSA warmup Writeups RSA
  17. zh3r0 2020 Crypto - Mix Writeups Encoding
  18. zh3r0 2020 Crypto - Hastads Message Writeups RSA
  19. zh3r0 2020 Crypto - Double Fish Writeups Symmetric
  20. zh3r0 2020 Crypto - Analyze Me Writeups Classical
  21. Nahamcon 2020 Crypto - elsa4 Writeups Crypto
  22. Nahamcon 2020 Crypto - Unvreakable Vase Writeups Encoding
  23. Nahamcon 2020 Crypto - Twinning Writeups RSA
  24. Nahamcon 2020 Crypto - Raspberry Writeups RSA
  25. Nahamcon 2020 Crypto - Oo la la Writeups RSA
  26. Nahamcon 2020 Crypto - Homecooked Writeups Encoding
  27. Nahamcon 2020 Crypto - Docxor Writeups Crypto
  28. Nahamcon 2020 Crypto - December Writeups Symmetric
  29. RACTF 2020 Crypto - Really Speedy Algirithm Writeups RSA
  30. RACTF 2020 Crypto - Really Small Algorithm Writeups RSA
  31. RACTF 2020 Crypto - Really Simple Algorithm Writeups RSA
  32. RACTF 2020 Crypto - Really Secret Algorithm Writeups RSA
  33. RACTF 2020 Crypto - Mysterious Masquerading Message Writeups Encoding
  34. RACTF 2020 Crypto - Its as easy as access=0000 Writeups Symmetric
  35. RACTF 2020 Crypto - BOO7l3G CRYP70 Writeups Crypto
  36. RACTF 2020 Crypto - B007L36 CRYP70 A641N Writeups Crypto
  37. RACTF 2020 Crypto - 06 Writeups Classical
  38. RACTF 2020 Crypto - 05 Writeups Classical
  39. RACTF 2020 Crypto - 04 Writeups Classical
  40. RACTF 2020 Crypto - 03 Writeups Classical
  41. RACTF 2020 Crypto - 02 Writeups Classical
  42. RACTF 2020 Crypto - 01 Writeups Classical
  43. BATPWN 2020 Crypto - Prefixes Writeups Crypto
  44. BATPWN 2020 Crypto: M-ick Maybe Writeups Classical
  45. BATPWN 2020 Crypto - Cryptographer Writeups Crypto
  46. HSCTF 2020 Misc - N95 Writeups Crypto
  47. HSCTF 2020 Crypto - XKCD 2247 v2 Writeups Crypto
  48. HSCTF 2020 Crypto - XORed Writeups Crypto
  49. HSCTF 2020 Crypto - Unexpected Writeups RSA
  50. HSCTF 2020 Crypto - Smol E Writeups RSA
  51. HSCTF 2020 Crypto - Randomization 2 Writeups Crypto
  52. HSCTF 2020 Crypto - Randomization 1 Writeups Crypto
  53. HSCTF 2020 Crypto - Morbid Writeups Classical
  54. HSCTF 2020 Crypto - Extremely Complex Challenge Writeups ECC
  55. HSCTF 2020 Crypto - Chonky E Writeups RSA
  56. HSCTF 2020 Crypto - Affina and the quadratics Writeups Classical