Rival companies
Vulnerability management
Vulnerability management sponsors side by side: Horizon3, Tenable, runZero and Zafran, and where each one ran by quarter.
45Horizon37 newsletter · 5 podcast · 33 event
22Tenable4 newsletter · 0 podcast · 18 event
22runZero14 newsletter · 4 podcast · 4 event
20Zafran0 newsletter · 0 podcast · 20 event
Where they ran Newsletter and podcast placements by lane and quarter.
Lanes come from each newsletter’s topic and each podcast’s genre. 2026 Q4 runs through 2026-11-02. We read many more newsletters and podcasts from late 2026, so compare companies within a quarter, not one quarter to the next.
| Horizon3 | Tenable | runZero | Zafran | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lane | Earlier | ’25 Q4 | ’26 Q1 | ’26 Q2 | ’26 Q3 | ’26 Q4 | Earlier | ’25 Q4 | ’26 Q1 | ’26 Q2 | ’26 Q3 | ’26 Q4 | Earlier | ’25 Q4 | ’26 Q1 | ’26 Q2 | ’26 Q3 | ’26 Q4 | Earlier | ’25 Q4 | ’26 Q1 | ’26 Q2 | ’26 Q3 | ’26 Q4 | |||
| Cybersecurity newsletters | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
| News podcasts | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
| Software & developers newsletters | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
| Industry trade newsletters | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
| Technology podcasts | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
| Marketing & growth newsletters | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
| AI newsletters | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
Events Sponsor lists, booths and partner listings by event sector.
| Sector | Horizon3 | Tenable | runZero | Zafran |
|---|---|---|---|---|
| Security | 28 | 10 | 4 | 18 |
| Cloud & data | 2 | 3 | 0 | 2 |
| Business & tech | 0 | 2 | 0 | 0 |
| Defense & aerospace | 2 | 0 | 0 | 0 |
| Energy | 0 | 1 | 0 | 0 |
| Retail & consumer | 0 | 1 | 0 | 0 |
| Developer | 0 | 1 | 0 | 0 |
| AI | 1 | 0 | 0 | 0 |
Top outlets By newsletter and podcast placements.
Horizon3
- TLDR InfoSec3
- DefenseScoop2
- Tech News Weekly (Audio)2
- Deep Questions with Cal Newport2
- TLDR IT1
- Big Technology1
Tenable
- TLDR DevOps3
- Marketing Powerups1
runZero
- Risky Business News8
- Risky Business4
- Detection Engineering Weekly3
- tl;dr sec3
Zafran
No newsletter or podcast ads on record. 20 event listings.
The detail Outlets behind each lane.
Horizon3 · Cybersecurity newsletters · 2026 Q3
- TLDR InfoSec3 placements
runZero · Cybersecurity newsletters · 2025 Q4
- Detection Engineering Weekly1 placement
runZero · Cybersecurity newsletters · 2026 Q1
- Risky Business News4 placements
- Detection Engineering Weekly1 placement
runZero · Cybersecurity newsletters · 2026 Q2
- Risky Business News4 placements
- tl;dr sec3 placements
Horizon3 · News podcasts · 2026 Q3
- Tech News Weekly (Audio)2 placements
- Morning Wire1 placement
runZero · News podcasts · Earlier
- Risky Business2 placements
runZero · News podcasts · 2025 Q4
- Risky Business1 placement
runZero · News podcasts · 2026 Q2
- Risky Business1 placement
Horizon3 · Software & developers newsletters · 2026 Q3
- TLDR IT1 placement
Tenable · Software & developers newsletters · 2025 Q4
- TLDR DevOps3 placements
Horizon3 · Industry trade newsletters · 2026 Q4
- DefenseScoop2 placements
Horizon3 · Technology podcasts · 2026 Q3
- Deep Questions with Cal Newport2 placements
Tenable · Marketing & growth newsletters · Earlier
- Marketing Powerups1 placement
Horizon3 · AI newsletters · 2026 Q4
- Big Technology1 placement
Counts are the ads we’ve found. They don’t show spend. A company with few ads here may buy elsewhere.