Zcon4 Event Details

*A full list of FAQs can be found on the Zcon4 website!


Zcon4 Registration closes at 8AM ET on Wednesday, July 26th. CLE and ZKProof 5.5 tickets will still be available on their individual websites after that time.

When and where is Zcon4? 

Zcon4 will be held in person at the Hilton Diagonal Mar Barcelona in Spain from Sunday, July 30- Tuesday, August 1 with evening events the first 2 nights. We recommend arriving on Saturday July 29th and planning to stay the night of Tuesday, August 1st if you are just attending Zcon4 (we highly recommend extending your stay 1 day earlier and one day later to participate in all of ZK week- see below for details).

Virtual attendee registration is open. Virtual attendees must register to participate in Zcon4 discussions.

How do I apply to present at Zcon4? If I am a presenter should I still fill out this form?

Please DO NOT fill out the registration form below if you are a confirmed speaker or have not heard a response from ZF yet. 

What is the timeline for registration and what are the costs? 

  • Regular registration deadline ($250 USD tickets): Open until full, space is VERY limited

Are there scholarships/financial assistance to attend Zcon4 available? What is the criteria? How do I apply?

Yes! Privacy-preserving technology requires developers and community members with both talent and passion. The Zcash Foundation supports future privacy leaders who are working towards a career in the financial privacy ecosystem and community members who need financial support. The Zcon4 scholarship we offer supports travel, lodging expenses during the conference, and we will waive the conference ticket fee for those whose contributions are vital to the financial privacy ecosystem. The deadline, April 24, 2023 has past and we are no longer accepting applications. 

What does the Zcon4 ticket price cover? 

  • Entry to all Zcon4 sessions
  • Snacks (morning and afternoon), lunch from July 30- Aug 1, and coffee, tea, and water all day
  • A Welcome Cocktail Reception on Sunday, July 30th
  • A Reception and Dinner on Monday, July 31

*Attendees are responsible for booking flights and accommodation at the Hilton Diagonal Mar Barcelona. ZF will email a link to book  a hotel room at a discounted rate within 5 business days of completing registration; breakfast is included in your hotel reservation. Space is limited so we recommend booking ASAP. 

When will the Zcon4 program be available? 

The Zcon4 Program is LIVE! You can also view all the speakers and their bios here.

Starting July 1, 2023, we can no longer issue refunds for cancellations. Thank you for understanding. CLE 


ZK WEEK

This year the Zcash Foundation is partnering with ZKProof.org and Inversed Tech to host a week focused on Zero Knowledge, Zcash, privacy and crypto in the vibrant city of Barcelona. You are able to select the combination of events you'd like to attend by selecting different ticket combos below: 

The Crypto Lounge Experience (CLE): One day before Zcon4, Daniel Benarroch (Inversed Tech) and Anaïs Querol (O(1) Labs) are co-hosting this unique cryptography experience, in partnership with the Zcash Foundation and IMDEA. Your path is calling, it is time for you to join the sages and receive the hidden wisdom of advanced cryptography. They are waiting for you for this experience in a secret location in Barcelona on Saturday, July 29th. Do not be late. Click here for more details. Please note, early bird prices ended for CLE tickets on July 18th, their regular ticket price is listed below ($125 USD). CLE REGISTRATION IS NOW CLOSED!

  • Saturday July 29
  • Location: It's a secret! 

Zcon4: Three days of inspirational sessions and activities focused on Zcash, privacy, and governance. This year's theme is "The Future Has Not Been Written." 

  • Sunday July 30 - Tuesday, August 1; 9:00- 17:00 CEST 
  • Location: Hilton Diagonal Mar Barcelona Hotel
  • Evening event (included with Zcon4 ticket): Welcome Reception, Sun., July 30 
  • Evening event (included with Zcon4 ticket): Reception and Dinner on Mon., July 31

ZKProof Workshop 5.5: The day following Zcon4 ZKProof.org is co-hosting a must-attend intimate event for cryptographers and developers interested in the cutting-edge field of zero-knowledge proofs. Don't miss the opportunity to connect with other experts in the field and help share the future of zero-knowledge proofs. Click here for more details. 




  • (please only select this option if you have an active Zcon4 contract with ZF)





The name, pronoun(s), and affiliation you enter below will be printed on your name tag exactly as entered; Your first and last name will also be publicly visible on the Whova app (used during Zcon4)- you can enter a "." for your last name if you do not want it shared publicly. Entering your pronoun(s) and affiliation are OPTIONAL.


                         Not on the forum? Join here!










  • (Please note space is limited so we cannot guarantee space for +1s at evening events. We will contact you in July if you select this option.)









I understand that I am responsible for booking my own hotel room. I understand that I will receive an e-mail from ZF within 5 business days with a link to book a room at Hilton Diagonal Mar Barcelona using the ZF discounted rate and will wait until I receive that link to book my room.

I understand that ZF will email me by early May, 2023 with their decision to provide financial support to attend Zcon4

If I am awarded a scholarship, I understand that I must submit KYC documents (https://zfnd.org/kyc-policy-abbreviated/) and complete the other required actions (by the deadline provided in the communication) in order to receive financial support.

I understand that I am responsible for booking my own hotel room. I understand that I will receive an e-mail from ZF within 5 business days with a link to book a room at Hilton Diagonal Mar Barcelona using the ZF discounted rate and will wait until I receive that link to book my room.

I understand that even though ZF is covering the cost of accommodation and associated VAT fees, I AM RESPONSIBLE FOR BOOKING MY OWN HOTEL ROOM AND COMMUNICATING DIRECTLY WITH THE HOTEL IF I NEED TO MAKE CHANGES :)

I understand that I will receive an e-mail from ZF within 5 business days with a link to book a room at Hilton Diagonal Mar Barcelona that will be billed directly to ZF's account and other important details.


We expect all attendees to treat each other with respect and to agree to our Code of Conduct both in person and online. Click here for details on our code of conduct policy.

By checking this box you are agreeing to follow Community Guidelines listed on the Zcash Community Forum at all in-person and virtual interactions.

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