My latest blog posts

[dennis....@gmail.com]

My Discord server/channels:
https://discord.gg/N4bB8EkWDu
Topics: reverse engineering, math, CS, SAT, SMT...

My latest blog posts:

2023-Jan-29: [Python][C][C++][For noobs] What is 'continue'
https://yurichev.org/py_continue

2023-Jan-28: [Python] Simplest possible serialization/marshalling
https://yurichev.org/py_serial

2023-Jan-27: Public transport glitch. Dedicated to all fans of John Conway's Game of Life. Seen in Kiev.
https://yurichev.org/glitch

2023-Jan-26: Weak data typing in MySQL
https://yurichev.org/mysql

2023-Jan-26: [Russian][Crypto] Что такое side-channel attack / timing attack
https://yurichev.org/side

2023-Jan-23: [Crypto][Python] D.Bleichenbacher attack on RSA PKCS#1, part IV
https://yurichev.org/Bleich4

2023-Jan-23: [Crypto][Python] D.Bleichenbacher attack on RSA PKCS#1, part III
https://yurichev.org/Bleich3

2023-Jan-23: [Crypto][Python] D.Bleichenbacher attack on RSA PKCS#1, part II
https://yurichev.org/Bleich2

2023-Jan-23: [Crypto][Python] D.Bleichenbacher attack on RSA PKCS#1, part I
https://yurichev.org/Bleich1

2023-Jan-22: [Crypto] RSA blinding
https://yurichev.org/RSA_blind

2023-Jan-05: [Crypto][Python] Padding oracle attack: demonstration
https://yurichev.org/padding_oracle_attack

2023-Jan-04: [Crypto] PKCS#7 padding
https://yurichev.org/pkcs7

2022-Dec-25: [Pure C][x86][RevEng] Function arguments as local variables
https://yurichev.org/local_vars

2022-Dec-23: [Math][Python] Trimming backups with logarithmic scale, part II
https://yurichev.org/logtrim

2022-Dec-21: [Math][Python] Birthday problem
https://yurichev.org/birthday2

2022-Dec-15: [Украина][Киев][Bash] График отключений напруги
https://yurichev.org/dtek

2022-Dec-11: [Unix] Comparing CPU features with the help of cut/tr/diff/grep commands
https://yurichev.org/tr

2022-Dec-08: [Pure C] Manual inlining
https://yurichev.org/inline

2022-Dec-06: [Украина] Лайфхак для работающих на ноутбуках в ТЦ и прочих кабаках
https://yurichev.org/power_wifi

2022-Dec-02: [Russian][Math] Проблема 2000 и модульная арифметика
https://yurichev.org/y2k

2022-Dec-01: [Crypto] Ethereum keystore - what is in it?
https://yurichev.org/eth1

2022-Nov-30: [Crypto] Fuzzy password
https://yurichev.org/fuzzy_password

2022-Nov-26: [Pure C] Clang is better than GCC
https://yurichev.org/clang

2022-Nov-20: [Python] Wordclouds for your book library
https://yurichev.org/wordcloud

2022-Nov-14: [Unix] Logging your work using suckless dwm
https://yurichev.org/dwm

2022-Nov-13: [Math][RevEng] Boolean algebra for noobs: stack alignment
https://yurichev.org/bool2

2022-Nov-12: Yet another self-referential joke about loser
https://yurichev.org/selfref

2022-Nov-09: [Math] Boolean algebra for noobs: easy exercise
https://yurichev.org/bool

2022-Nov-09: Learn reverse engineering: but where to start?
https://yurichev.org/RE_start

2022-Nov-07: CPU vs (GP)GPU: the difference
https://yurichev.org/GPU

2022-Oct-23: VPN from Windows to Linux: WireGuard working example
https://yurichev.org/wireguard

2022-Oct-23: [Logic] Formal fallacy for programmers
https://yurichev.org/imply

2022-Oct-23: [Math][Python] Mixed radix, part II
https://yurichev.org/mixed_radix2

2022-Oct-23: Wget patch: limit-size
https://yurichev.org/wget

2022-Oct-15: [Math][Python] Cartesian product by example
https://yurichev.org/cartesian