Cryptography
Meet other local people interested in Cryptography: share experiences, inspire and encourage each other! Join a Cryptography group.
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Frequently Asked Questions
Yes! Check out cryptography events happening today here. These are in-person gatherings where you can meet fellow enthusiasts and participate in activities right now.
Discover all the cryptography events taking place this week here. Plan ahead and join exciting meetups throughout the week.
Absolutely! Find cryptography events near your location here. Connect with your local community and discover events within your area.
Cryptography Events Today
Join in-person Cryptography events happening right now
CTF-y z Hakierspejsem
Spotkania z serii wymiany wiedzy podczas wspólnego rozwiązywania zadań CTF – jest to świetna zabawa pozwalająca równocześnie rozwinąć wiedzę w zakresie cyberbezpieczeństwa. Poziom trudności CTF-owego zadania ustalimy na początku spotkania. Najprawdopodobniej wybierzemy coś z platformy Hack The Box. Spotykamy się **co tydzień w środę o 19:00.**
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Zaczynamy o 19:00, ale warto sprawdzić https://at.hs-ldz.pl – być może ktoś otworzy siedzibę wcześniej. Jeżeli masz problem z wejściem, zadzwoń na 42-203-20-50 albo wejdź na naszego chata (patrz poniżej).
Potrzebujesz więcej informacji? Skontaktuj się z nami na czacie lub mailowo. Szczegóły znajdziesz tutaj:
https://lodz.hackerspace.pl/
Więcej szczegółów uzgodnimy na naszym chacie Telegramowym:
https://t.me/hakierspejs
Hack The Box Meetup: No 20
At the meetings we try to expand our knowledge in cybersecurity by solving CTF (Capture The Flag) on the HackTheBox platform. We meet every 2 weeks on Wednesday. We invite all interested people, regardless of their level! We do not have an agenda for the meeting, we will determine during which machine we will do.
We focus mainly on practice, so you need to actively participate in the meeting:
* bring your laptop with you
* prepare a virtual machine with Kali Linux (or any system you like, but systems with the Linux kernel will be best)
\-\-\-
How to find us
If you have trouble getting in, call 42-203-20-50 or go to our chat room - https://t.me/hakierspejs. Need more information? Contact us via chat or email. Find details here https://lodz.hackerspace.pl/
Cryptography Events This Week
Discover what is happening in the next few days
Hakierspejs Jam Session
Zapraszamy wszystkich zainteresowanych muzyką i syntezatorami na codwutygodniowy jam session w naszym spejsie. Umiejętności muzyczne nie wymagane! Mile widziane przyniesienie własnego sprzętu, ale jak nie masz, to też znajdziejsz coś do robienia (będzie dobrze).
Jeżeli masz problem z wejściem, zadzwoń domofonem przy bramie od ulicy na nr 100, zadzwoń telefonem na 42-203-20-50 albo wejdź na naszego chata (patrz poniżej).
Potrzebujesz więcej informacji? Skontaktuj się z nami na czacie lub mailowo. Szczegóły znajdziesz tutaj:
[https://lodz.hackerspace.pl/](https://lodz.hackerspace.pl/)
Więcej szczegółów uzgodnimy na naszym chacie Telegramowym/Matrixowym:
[https://t.me/hakierspejs](https://t.me/hakierspejs)
[https://matrix.to/#/%23hs-ldz:hackerspace.pl](https://matrix.to/#/%23hs-ldz:hackerspace.pl)
CTF-y z Hakierspejsem
Spotkania z serii wymiany wiedzy podczas wspólnego rozwiązywania zadań CTF – jest to świetna zabawa pozwalająca równocześnie rozwinąć wiedzę w zakresie cyberbezpieczeństwa. Poziom trudności CTF-owego zadania ustalimy na początku spotkania. Najprawdopodobniej wybierzemy coś z platformy Hack The Box. Spotykamy się **co tydzień w środę o 19:00.**
\-\-\-
Zaczynamy o 19:00, ale warto sprawdzić https://at.hs-ldz.pl – być może ktoś otworzy siedzibę wcześniej. Jeżeli masz problem z wejściem, zadzwoń na 42-203-20-50 albo wejdź na naszego chata (patrz poniżej).
Potrzebujesz więcej informacji? Skontaktuj się z nami na czacie lub mailowo. Szczegóły znajdziesz tutaj:
https://lodz.hackerspace.pl/
Więcej szczegółów uzgodnimy na naszym chacie Telegramowym:
https://t.me/hakierspejs
Planszówkowanie w Hakierspejsie
Zapraszamy na kolejne spotkanie planszówkowe!
Mamy parę gier w spejsie, ale zachęcam przynieść również własne gry! Chętnie zagramy w coś nowego. Jest też miejsce na zostawienie gier na jakiś czas w spejsie, żeby nie musieć ich targać tutaj co tydzień.
\-\-\-
Zaczynamy o 19:00, ale warto sprawdzić [https://at.hs-ldz.pl](https://at.hs-ldz.pl) – być może ktoś otworzy siedzibę wcześniej. Jeżeli masz problem z wejściem, zadzwoń na 42-203-20-50 albo wejdź na naszego chata (patrz poniżej).
Potrzebujesz więcej informacji? Skontaktuj się z nami na czacie lub mailowo. Szczegóły znajdziesz tutaj:
[https://lodz.hackerspace.pl/](https://lodz.hackerspace.pl/)
Więcej szczegółów uzgodnimy na naszym chacie telegram/matrix:
[https://t.me/hsldz_planszowki](https://t.me/hsldz_planszowki)
[https://matrix.to/#/#hs-ldz-board-games:matrix.org](https://matrix.to/#/#hs-ldz-board-games:matrix.org)
Hack The Box Meetup: No 20
At the meetings we try to expand our knowledge in cybersecurity by solving CTF (Capture The Flag) on the HackTheBox platform. We meet every 2 weeks on Wednesday. We invite all interested people, regardless of their level! We do not have an agenda for the meeting, we will determine during which machine we will do.
We focus mainly on practice, so you need to actively participate in the meeting:
* bring your laptop with you
* prepare a virtual machine with Kali Linux (or any system you like, but systems with the Linux kernel will be best)
\-\-\-
How to find us
If you have trouble getting in, call 42-203-20-50 or go to our chat room - https://t.me/hakierspejs. Need more information? Contact us via chat or email. Find details here https://lodz.hackerspace.pl/
CZSK PPUG Meetup
Pojďme se pravidelně potkávat a sdílet zkušenosti z Power Platformy, co nás na ní baví, co nás trápí a co nového zajímavého přichází. A pokud už nám to někde reálně běží, pochlubme se, jak to funguje nebo nefunguje.
Témata jsou primárně Power Automate, Power Apps, Power Pages, Power BI, Copilot Studio, Dynamics 365 a Dataverse. Budeme rádi i za méně pokročilé příspěvky, protože většinou jsme velmi hluboko v technických detailech.
**Lokalita:**
Fyzicky v Microsoftu v Praze
Vyskočilova 1561/4a, Praha 4, 140 00
Místnost Morava
Případně online na [https://ppug.community/stream](https://ppug.community/stream)
**Jazyk:**
čeština
**Agenda:**
[https://ppug.community/agenda](https://ppug.community/agenda)
**Přihlašte vlastní příspěvek:**
[https://ppug.community/sessions](https://ppug.community/sessions)
**Link na stream:**
[https://ppug.community/stream](https://ppug.community/stream)
**Občerstvení:**
Bagety
**Úroveň:**
100-300
Tak si prosím naplánujte čas ve svých kalendářích a přijďte, pokud bude chuť a čas, tak si po meetupu určitě můžeme sednout na pivo.
Cryptography Events Near You
Connect with your local Cryptography community
NSCoder Night
We've moved to guild.host Look for us there.
https://guild.host/events/buckeye-cocoaheads-nscoders-tcbrk5
BeComing Circle Initiates
http://photos2.meetupstatic.com/photos/event/2/a/9/6/600_348310902.jpeg
Instructor - Crow, HPS
Class fee is $30 at the door or approved exchange
RSVP with Advance pay of $25 (discounted) by PayPal on the web or by contacting Enchanted Elements (614) 437-2642.
Reservations made directly to Enchanted Elements will be added to the class list manually not online.
Private Instruction ~ Closed to the Public ~ Initiated Members Only
Please come prepared for ritual.
Blessings ~ Crow
Bondage Photography Demonstration
**The event has been canceled.**
*Note: this is a demonstration event only, you **will not** shoot you own images. However, if you bring your camera we can test it for compatibility with the studio lights.*
Bondage elements can add an extra layer of emotion and artistry to your images. Sample images on the internet are however dominated by BDSM style shots that are often sexualized and emphasize the model being in distress. In this demonstration Rachel and I show ways to use bondage elements in an artistic way. We explore the types of accessories that work best in artistic images and the best way to photograph them.
Our model is Rachel Adams, an internationally known fetish model with many years of experience in this genre.
June 2026 AWS Columbus - Topic to be announced
Topic to be announced.
**THANK YOU** *Franklin University* for hosting our meetup! To learn more about *Franklin University*, please visit their website: https://www.franklin.edu/
**DIRECTIONS**
Franklin University
Fisher Hall
300 E. Main St, Columbus, OH 43215
Map: https://maps.app.goo.gl/jxjBA2hUmS5qrvhq8
Parking is FREE! Please park in Lot C in front of Fisher Hall. See attached map.
NOTE: Map the address only. When mapping with Google Maps it may use the Fisher Hall at OSU, which is NOT correct.
**Want to sponsor the pizza and/or bar tab?**
Please contact me if you would like to sponsor this meetup's pizza and/or bar tab: angelo@mandato.com
Battle of the personal agents
Join the Columbus AI community for a special event.
**Battle of the Personal Agents** is your chance to see what people are actually building with AI agents and personal automation systems. Whether you’re running OpenClaw, Hermes, or a completely custom solution, bring your agent and show the community how it works.
We’re interested in real-world implementations: the problems your agent solves, how you use it day-to-day, how it’s hosted and managed, how you built it, and why you’ve chosen to keep using it. Live demonstrations are encouraged, so be prepared to show your code, architecture, workflows, and your agent performing real tasks.
This is less about polished presentations and more about sharing practical experience, comparing approaches, and learning from one another. If you’d like to present, please contact Chris Slee (via meetup) before the event so we can allocate enough time for everyone’s demonstrations.
Come ready to show what you’ve built, discover what others are doing, and maybe find a few ideas worth taking home.
Whether you’re deep in the field or just getting curious, come connect with others building and exploring AI in Columbus.
Sponsored by [Transform Labs](https://www.linkedin.com/company/transformlabs/)
Sign up also accessible via [Transform Labs Luma](https://luma.com/transformlabshq)
The Non-competitive Tennis Partner Program
We connect you with up to 30 Men or Women tennis partners close to your PLAYING REGION and skill level. This program is less competitive, no champions crowned, no league standings just dedicated tennis partners who want to meet up with you on the courts. Players will meet up to play a tennis match or just to hit around. Just go through the [Join Page](https://www.tenniscolumbus.com/partner-program) to enter this program.
[https://www.tenniscolumbus.com/partner-program](https://www.tenniscolumbus.com/partner-program)
Microsoft Build - Columbus Edition!
We are bringing Microsoft Build sessions to Columbus Ohio!
The Central Ohio Azure Meetup and Central Ohio .NET Developer's Group (CONDG) are coming together to bring some of the labs and breakouts from Microsoft Build to your backyard. In this free, 1 day event, you are going to Build stuff with us!
And yes, there will be free food.
Please RSVP via [Microsoft Build //localhost:columbus | Microsoft Reactor](https://developer.microsoft.com/en-us/reactor/events/27247/).



















