Data breaches → Roblox Developer Conference (2023)
Was your data in the Roblox Developer Conference (2023) breach?
2020 · rdcglobal.com · ~3,943 accounts exposedCritical severity · 9/10
Roblox Developer Conference (2023) (rdcglobal.com) suffered a data breach in 2020 that exposed around 3,943 accounts. If you had an account, some of your personal data may be circulating in leaked databases. The fastest way to know is to check your own email — free, in about 30 seconds, no password required.
What happened
In July 2023, a list of alleged attendees from the 2017-2020 Roblox Developers Conferences was circulated on a forum. The data contained 4k unique email addresses along with names, usernames, dates of birth, phone numbers, physical and IP addresses and T-shirt sizes
Breach details sourced from Have I Been Pwned, the industry-standard breach database. Risk analysis by Nullivo.
What was exposed, and why it matters
Not all breaches carry the same risk — what matters is which fields leaked. Here is what the Roblox Developer Conference (2023) breach exposed and what each item actually enables:
Home addresses feed people-search and data-broker sites, which republish them publicly. They also make phishing far more convincing and, in the worst cases, enable real-world harassment.
Date of birth is a permanent identifier used to verify identity by phone. Combined with a name and address it is often enough to impersonate you.
Enables SIM-swap attacks (hijacking your number to intercept SMS codes), smishing, and voice scams that appear to come from your bank.
Links this leak to your other accounts — a reused username lets anyone build a profile of you across platforms.
Puts you on spam and phishing lists, and confirms to attackers that you hold an account with this service — which makes impersonation emails more believable.
Reveals your approximate location and internet provider, which adds credibility to targeted scams.
Also listed in this breach: Clothing sizes, Dates of birth, Email addresses, IP addresses, Names, Phone numbers, Physical addresses, Usernames.
What to do if you were affected
These steps are ordered for this specific breach — the most urgent action given what leaked comes first.
- Home addresses: Get your address removed from data brokers — they re-list roughly every four months, so this needs repeating.
- Dates of birth: Never confirm your date of birth to an inbound caller — hang up and dial the organisation back on a published number.
- Phone numbers: Move two-factor authentication off SMS to an authenticator app or passkey, and add a port-out PIN with your mobile provider.
- Names and usernames: Search your usual username to see what else it exposes, and use distinct handles for sensitive accounts.
- Email addresses: Treat any message referencing this service with suspicion, and never act on links in unexpected emails.
- Check whether your own email appears in this breach — run a free scan to confirm before you spend time on the steps above.
This breach put your details on data-broker sites
Because Roblox Developer Conference (2023) exposed home addresses, this is one of the breaches that feeds people-search and data-broker sites. Those sites scrape leaked databases, combine them with public records, and republish the result as a searchable profile — which is how a single breach turns into a permanent public listing. Removal works, but brokers typically re-list within about four months, so it has to be repeated.
See our broker-by-broker removal guides →
How urgent is this now?
This breach is over 6 years old. Old credentials still cause harm — leaked passwords from a decade ago are still tried against new accounts every day.
Remember: a breach can't be "un-leaked" — once a database is out, it exists in countless copies. The goal is to make the leaked data useless: change what can be changed, lock down what can't, and remove what has been republished.
Frequently asked questions
What data was exposed in the Roblox Developer Conference (2023) breach?
The Roblox Developer Conference (2023) breach exposed home addresses, dates of birth, phone numbers, names and usernames, email addresses, ip addresses. Home addresses feed people-search and data-broker sites, which republish them publicly. They also make phishing far more convincing and, in the worst cases, enable real-world harassment.
How many people were affected by the Roblox Developer Conference (2023) breach?
Around 3,943 accounts were exposed, making it a smaller, more targeted breach.
What should I do if I had a Roblox Developer Conference (2023) account?
Get your address removed from data brokers — they re-list roughly every four months, so this needs repeating. You can check whether your own email appears in this breach with a free Nullivo scan — no password required.
Breaches that exposed similar data
If the Roblox Developer Conference (2023) breach affected you, these breaches exposed comparable information — worth checking too, since leaked datasets are routinely combined.
- Was your data in the NetGalley breach? (2020, ~1,436,435 accounts)
- Was your data in the HTH Studios breach? (2018, ~411,755 accounts)
- Was your data in the University of Nottingham breach? (2026, ~454,635 accounts)
- Was your data in the Hakko Corporation breach? (2019, ~9,665 accounts)
- Was your data in the CTARS breach? (2021, ~12,314 accounts)
- Was your data in the VNG breach? (2015, ~24,853,850 accounts)