EnglishHackerOne is on Twitter (X) as @Hacker0x01, with 344,504 followers and 9,923 posts. It has been on X since November 2013, an account age of 12 years.
Engagement
Early reading. We have captured 5 original posts for this account, below the 8 we require before treating a median as settled. The numbers above describe what we have seen so far, not a finished profile of the account.
A typical post picks up 113 interactions against 345K followers, an engagement rate of 0.033%. Posts are seen about 12K times each, and 0.92% of those impressions turn into an interaction. That is about 3.56% of the follower count, which is the gap between an audience on paper and an audience in a timeline. Posting runs at about 0.23 posts a day over the last 30 days, though only 17% of days saw any activity at all.
Measured over 5 original posts from a 30-day window, last computed on October 9, 2026.
Full engagement reportFollower growth
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Bio
HackerOne makes security continuous. We unite AI and human insight through a unified platform to expose risk and eliminate it.
Notable followers
The biggest accounts in our directory following @Hacker0x01.
HackerOne on Twitter (X) - frequently asked questions
- What is the Twitter handle for HackerOne?
- HackerOne posts on Twitter (X) as @Hacker0x01. The profile is at x.com/Hacker0x01, and the View on X button at the top of this page opens it.
- How many followers does HackerOne have on Twitter?
- HackerOne (@Hacker0x01) has 344,504 followers on Twitter (X). The count is refreshed continuously from public data.
- When did HackerOne join Twitter?
- HackerOne joined Twitter (X) in November 2013. The @Hacker0x01 account is 12 years old. Searches for HackerOne age often mean a personal age, which we do not publish. The figure here is the account age only.