Tanya Janca | SheHacksPurple
@shehackspurple.bsky.social
Secure Code Trainer - Best-selling author of Alice and Bob Learn Secure Coding & Alice and Bob Learn Application Security. #AppSec she/her
https://shehackspurple.ca 🌻
https://shehackspurple.ca 🌻
Pinned
Recording videos for my new C C++ Embedded Secure Coding course for my new academy, DevSec Station.
Sign up to be notified when it opens, here: https://twp.ai/4itwXF
Sign up to be notified when it opens, here: https://twp.ai/4itwXF
So that's what so many people from high school appear to be doing with their careers....
January 10, 2026 at 12:38 AM
So that's what so many people from high school appear to be doing with their careers....
I'm joining Bryson Bort (@brysonbort) LIVE for Unicorn Dispatch to talk secure coding, fun training, and fixing the cyber skills gap.
Join us! Jan 12, 2026, 3:30 PM ET
Register: https://twp.ai/9PYqUu
#UnicornDispatchLive
Join us! Jan 12, 2026, 3:30 PM ET
Register: https://twp.ai/9PYqUu
#UnicornDispatchLive
January 9, 2026 at 8:21 PM
I'm joining Bryson Bort (@brysonbort) LIVE for Unicorn Dispatch to talk secure coding, fun training, and fixing the cyber skills gap.
Join us! Jan 12, 2026, 3:30 PM ET
Register: https://twp.ai/9PYqUu
#UnicornDispatchLive
Join us! Jan 12, 2026, 3:30 PM ET
Register: https://twp.ai/9PYqUu
#UnicornDispatchLive
More 'Psychology of Bad Code’: What if the tools we used every day helped us make more secure decisions? Let’s rethink AppSec tooling!
https://twp.ai/ImttFc
Watch here, or read even more here: https://twp.ai/E6Ee3Y
https://twp.ai/ImttFc
Watch here, or read even more here: https://twp.ai/E6Ee3Y
January 9, 2026 at 7:26 PM
More 'Psychology of Bad Code’: What if the tools we used every day helped us make more secure decisions? Let’s rethink AppSec tooling!
https://twp.ai/ImttFc
Watch here, or read even more here: https://twp.ai/E6Ee3Y
https://twp.ai/ImttFc
Watch here, or read even more here: https://twp.ai/E6Ee3Y
Are you an organ doner? I am! If you live in BC like I do, you can register to become one here (link below). It takes two minutes, seriously! FYI, you have to fill the form to become one. 💜
www.transplant.bc.ca
Register your Decision
twp.ai
January 9, 2026 at 3:59 AM
Are you an organ doner? I am! If you live in BC like I do, you can register to become one here (link below). It takes two minutes, seriously! FYI, you have to fill the form to become one. 💜
Thank you, this is good feedback!
January 8, 2026 at 6:02 AM
Thank you, this is good feedback!
Thank you!
January 8, 2026 at 6:01 AM
Thank you!
More 'Psychology of Bad Code’: How can we make security more visible after apps go out into production? And why would we want to do that?
https://twp.ai/ImttFR
Watch here, or read even more here: https://twp.ai/E6Ee3N
https://twp.ai/ImttFR
Watch here, or read even more here: https://twp.ai/E6Ee3N
January 8, 2026 at 3:28 AM
More 'Psychology of Bad Code’: How can we make security more visible after apps go out into production? And why would we want to do that?
https://twp.ai/ImttFR
Watch here, or read even more here: https://twp.ai/E6Ee3N
https://twp.ai/ImttFR
Watch here, or read even more here: https://twp.ai/E6Ee3N
What do we think of my new web cam? Is it in focus enough? Thoughts?
January 7, 2026 at 9:25 PM
What do we think of my new web cam? Is it in focus enough? Thoughts?
I'm giving training in Denver on February at Wild West Hackin' Fest - Mile High! Check out my 2-day event, Secure Coding and API Hardening: Secure Design, Development, and Threat Modeling, here:
https://twp.ai/9PYhhx
https://twp.ai/9PYhhx
January 7, 2026 at 3:53 AM
I'm giving training in Denver on February at Wild West Hackin' Fest - Mile High! Check out my 2-day event, Secure Coding and API Hardening: Secure Design, Development, and Threat Modeling, here:
https://twp.ai/9PYhhx
https://twp.ai/9PYhhx
More 'Psychology of Bad Code’: What if we taught developers how to break things and then gave them a safe place to do it? Would that make security (or insecurity) more visible?
https://twp.ai/ImttFI
Watch here, or read even more here: https://twp.ai/E6Ee3E
https://twp.ai/ImttFI
Watch here, or read even more here: https://twp.ai/E6Ee3E
January 5, 2026 at 10:02 PM
More 'Psychology of Bad Code’: What if we taught developers how to break things and then gave them a safe place to do it? Would that make security (or insecurity) more visible?
https://twp.ai/ImttFI
Watch here, or read even more here: https://twp.ai/E6Ee3E
https://twp.ai/ImttFI
Watch here, or read even more here: https://twp.ai/E6Ee3E
It’s #CyberMentoringMonday!!!! Are you looking for a professional mentor or to learn more about InfoSec? Are you experienced and willing to ‘give back’? Use this thread and hashtag to connect!
January 5, 2026 at 2:00 PM
It’s #CyberMentoringMonday!!!! Are you looking for a professional mentor or to learn more about InfoSec? Are you experienced and willing to ‘give back’? Use this thread and hashtag to connect!
More 'Psychology of Bad Code’: how do we embed these ideas directly into the SDLC, our tooling, and training?
https://twp.ai/ImttH4
Watch here, or read even more here: https://twp.ai/E6Ee50
https://twp.ai/ImttH4
Watch here, or read even more here: https://twp.ai/E6Ee50
January 4, 2026 at 1:24 AM
More 'Psychology of Bad Code’: how do we embed these ideas directly into the SDLC, our tooling, and training?
https://twp.ai/ImttH4
Watch here, or read even more here: https://twp.ai/E6Ee50
https://twp.ai/ImttH4
Watch here, or read even more here: https://twp.ai/E6Ee50
More 'Psychology of Bad Code’: let’s talk about what secure defaults look like in the real world, with several examples.
https://twp.ai/ImttGm
Watch here, or read even more here: https://twp.ai/E6Ee4i
https://twp.ai/ImttGm
Watch here, or read even more here: https://twp.ai/E6Ee4i
January 3, 2026 at 12:47 AM
More 'Psychology of Bad Code’: let’s talk about what secure defaults look like in the real world, with several examples.
https://twp.ai/ImttGm
Watch here, or read even more here: https://twp.ai/E6Ee4i
https://twp.ai/ImttGm
Watch here, or read even more here: https://twp.ai/E6Ee4i
What's your favorite #OWASP project besides the Top Ten? No top ten lists! What ELSE? They do so much. #talkappsectome
PS Happy holidays.
PS Happy holidays.
December 31, 2025 at 11:01 PM
What's your favorite #OWASP project besides the Top Ten? No top ten lists! What ELSE? They do so much. #talkappsectome
PS Happy holidays.
PS Happy holidays.
More 'Psychology of Bad Code’: let’s talk about how secure defaults are better than secure intentions!
https://twp.ai/ImttGg
Watch here, or read even more here: https://twp.ai/E6Ee4c
https://twp.ai/ImttGg
Watch here, or read even more here: https://twp.ai/E6Ee4c
December 30, 2025 at 12:16 AM
More 'Psychology of Bad Code’: let’s talk about how secure defaults are better than secure intentions!
https://twp.ai/ImttGg
Watch here, or read even more here: https://twp.ai/E6Ee4c
https://twp.ai/ImttGg
Watch here, or read even more here: https://twp.ai/E6Ee4c
It’s #CyberMentoringMonday!!!! Are you looking for a professional mentor or to learn more about InfoSec? Are you experienced and willing to ‘give back’? Use this thread and hashtag to connect!
December 29, 2025 at 3:01 PM
It’s #CyberMentoringMonday!!!! Are you looking for a professional mentor or to learn more about InfoSec? Are you experienced and willing to ‘give back’? Use this thread and hashtag to connect!
More 'Psychology of Bad Code', why do security programs fail?
https://twp.ai/ImttGV
Watch here, or read even more here: https://twp.ai/E6Ee4R
https://twp.ai/ImttGV
Watch here, or read even more here: https://twp.ai/E6Ee4R
December 28, 2025 at 4:25 PM
More 'Psychology of Bad Code', why do security programs fail?
https://twp.ai/ImttGV
Watch here, or read even more here: https://twp.ai/E6Ee4R
https://twp.ai/ImttGV
Watch here, or read even more here: https://twp.ai/E6Ee4R
Apply ice to burn.
December 27, 2025 at 3:55 AM
Apply ice to burn.
The Psychology of Bad Code: Why 'do the right thing' doesn't work...
https://twp.ai/ImttGA
More here: https://twp.ai/E6Ee46
https://twp.ai/ImttGA
More here: https://twp.ai/E6Ee46
December 26, 2025 at 11:48 PM
The Psychology of Bad Code: Why 'do the right thing' doesn't work...
https://twp.ai/ImttGA
More here: https://twp.ai/E6Ee46
https://twp.ai/ImttGA
More here: https://twp.ai/E6Ee46
Continuing my series on The Psychology of Bad Code, this is an introductory video about the entire concept:
https://twp.ai/ImttDk
For the blog series, which you can read here: https://twp.ai/E6Ee1g
https://twp.ai/ImttDk
For the blog series, which you can read here: https://twp.ai/E6Ee1g
December 25, 2025 at 2:22 AM
Continuing my series on The Psychology of Bad Code, this is an introductory video about the entire concept:
https://twp.ai/ImttDk
For the blog series, which you can read here: https://twp.ai/E6Ee1g
https://twp.ai/ImttDk
For the blog series, which you can read here: https://twp.ai/E6Ee1g
My second blog post in the series 'The Psychology of Bad Code' is now out, with videos and more about Building Systems That Support Secure Developer Behavior!
https://twp.ai/9PZOpI
https://twp.ai/9PZOpI
December 23, 2025 at 11:47 PM
My second blog post in the series 'The Psychology of Bad Code' is now out, with videos and more about Building Systems That Support Secure Developer Behavior!
https://twp.ai/9PZOpI
https://twp.ai/9PZOpI
Oh, nice job!
December 23, 2025 at 1:21 AM
Oh, nice job!
If you had to explain SQL injection using only emojis, how would you do it? 🤓 #talkappsectome
December 22, 2025 at 10:23 PM
If you had to explain SQL injection using only emojis, how would you do it? 🤓 #talkappsectome
It’s #CyberMentoringMonday!!!! Are you looking for a professional mentor or to learn more about InfoSec? Are you experienced and willing to ‘give back’? Use this thread and hashtag to connect!
December 22, 2025 at 3:01 PM
It’s #CyberMentoringMonday!!!! Are you looking for a professional mentor or to learn more about InfoSec? Are you experienced and willing to ‘give back’? Use this thread and hashtag to connect!