Ryan Johnson
where else to find them
linkedin:ryan-johnson-2a99001
what they talk about
all 6 in the filters
where they keep going back
- Black Hat Asia3 editions2015–2022
all 4 in the filters
on a stage with
who talks about the same things
- Jonathan McPherson3 talks
- Tareef Kawaf4 talks
- Jenny Bryan4 talks
- Tomasz Kalinowski2 talks
- George Stagg5 talks
- James E. Blair18 talks
| title | conference | date |
|---|---|---|
| Multi-statement Transactions in the Databricks Lakehouse | Future Data Systems Seminar Series (Fall 2025) | 2025-09-22 |
Databricks adds multi-statement, multi-table transactions to the lakehouse by moving commits through catalog-managed commits, staging unpublished commits and… | ||
| AI-Powered Data Science in Positron | posit::conf(2025) | 2025-09-16 |
Positron is an AI‑ready, multilingual IDE that embeds an AI client and an extension for exploratory data analysis; Positron Assistant makes context‑aware fixes… | ||
| Positron for Babies: Communicating Technical Concepts to all Audiences | posit::conf(2025) | 2025-09-16 |
Three concrete techniques—laddering, avoiding jargon, and using simple metaphors—are demonstrated by explaining quantum computing with a baby book, by mapping… | ||
| Start Arbitrary Activity App Components as the System User Vulnerability Affecting Samsung Android | Black Hat Asia 2022 | 2022-05-10 |
Any local app on affected Samsung devices can hand a crafted Intent to com.android.server.telecom (running as the system user) which extracts and starts the… | ||
| (Un)protected Broadcasts in Android 9 and 10 | Black Hat Asia 2021 | 2021-05-04 |
AOSP bug lets apps declare protected broadcast actions but the system fails to honor them when the declaring APK is in non-privileged system locations, so… | ||
| Being Right Starts By Knowing You're Wrong | Data Con LA 2020 | 2020-10-23 |
Argues that companies get the most value from explicitly measuring error, showing concrete metrics and examples: expected 1,000 units vs 670 (330 units error)… | ||
| Resurrecting The Read_Logs Permission on Samsung Devices | Black Hat Asia 2015 | 2015-03-24 |
Researchers show a practical exploit that forces Samsung devices to emit world‑readable dumps containing Android and kernel logs by abusing… | ||
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