Zakir Durumeric

@zakird.com

Internet Security, Trust, and Safety Researcher. Stanford CS Faculty, Censys Founder and Chief Scientist, ZMap Creator. https://zakird.com/

Lawrence Berkeley National Lab (‪@berkeleylab.lbl.gov‬) Computing Sciences (@cs.lbl.gov‬) is accepting applications for two distinguished postdoctoral fellowships: Luis W. Alvarez Fellowship, and Admiral Grace M. Hopper Fellowship. Applications due Oct. 24, 2025. More information: go.lbl.gov/2026.

Home - Computing Sciences

Berkeley Lab's Computing Sciences Area increases our understanding of ourselves, our planet, and our universe through HPC, mathematics...

cs.lbl.gov

Today's newsletter: The Wall Street Journal says ChatGPT had a "stunning moment of self reflection." NBC says Grok "issued an apology." This lazy language isn't just bad writing — it's helping tech companies dodge responsibility for real harm. www.readtpa.com/p/stop-prete...

Stop Pretending Chatbots Have Feelings: Media's Dangerous AI Anthropomorphism Problem

When AI causes harm, headlines blame the bot instead of the billion-dollar companies that built them. This anthropomorphic coverage is tech journalism at its worst.

readtpa.com

New paper that analyzes MrDeepFakes, the largest open marketplace for sexual deepfakes (to appear at USENIX Security). The work covers increased consumption, buyer/seller economics, depicted targets, creator motivations, community dynamics, video creation, and use of academic papers/tools.

zakird.com

We're excited to tag ZDNS 2.0-RC1! 🎉 The release is packed with fixes and features. It brings ZDNS into a stable semantically versioned state, breaks apart the CLI and resolver logic, and adds support for IPv6, DNSSEC, DOH, DOT, global CNAME/DNAME following, and logic to try every name servers.

Release v2.0.0-RC1 · zmap/zdns

v2.0.0 introduces several major changes for ZDNS. Highlights include: The largest change was a refactor to split ZDNS into a core library and a CLI wrapper that utilizes the library. With this cha...

github.com

When we first released ZMap, we drafted best practices for minimizing harm when conducting large active Internet measurements. 10 years later, with more experience and shifted norms, we have updated our recommendations for researchers in Section 6 of our recent ZMap retrospective.

zakird.com

Last week at CSCW, Catherine Han presented our work on journalists' unmet needs for protecting against harassment online. While the work targeted Twitter/X, it surfaces several nuances in users' needs that span future platforms as well (e.g., not wanting to filter out threats or visibly block users)

zakird.com

Let's Encrypt is now used by more than 500,000,000 websites!!! I could not be more happy and proud of everyone who has played a part in this colossal contribution to online safety, integrity, and confidentiality:

Let's Encrypt Stats

Please note that the Let's Encrypt Growth and Let's Encrypt Certificates Issued Per Day charts are undergoing updates and may not reflect the most recent data. Let's Encrypt Growth Percentage of Web…

letsencrypt.org