# StopDDoS funding: rounds and investors

> StopDDoS has raised $20M across 1 round since 2018. Investors include PSL Ventures. Every round with its source.

Source: https://millionrounds.com/company/stopddos (Millionrounds; every figure on the page links to its filing or article)

[Series A startup](https://millionrounds.com/companies)

# Who invested in *StopDDoS*

One round we have observed, with the one investor named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Cybersecurity

Funding summary Updated 26 Oct 2026

**$20M** raised across 1 round since 2018, from 1 source

- **Latest round:** Series A, $20M Oct 2018
- **Investors:** 1

See who backed them

## The rounds

- **Oct 2018** Series A **$20M** [PSL Ventures](https://millionrounds.com/fund/psl-ventures) Source recorded

## Everyone who backed them

[PSL Ventures](https://millionrounds.com/fund/psl-ventures) VC firm **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=stopddos).

## Quick answers about StopDDoS

### Who invested in StopDDoS?

StopDDoS's investors include PSL Ventures.

### How much has StopDDoS raised?

StopDDoS has raised $20M across 1 round since 2018.

### When did StopDDoS last raise?

StopDDoS's most recent round was a Series A of $20M in Oct 2018.

### What was StopDDoS's biggest round?

Its most recent round, $20M in Oct 2018, is also its largest on record.

### Who backed StopDDoS first?

StopDDoS's first round on record, in Oct 2018, was backed by PSL Ventures.

### What stage is StopDDoS at?

StopDDoS's latest named round is a Series A, in Oct 2018.

## Companies like StopDDoS

In the same sector, and raised in the last eighteen months.

[**Palma.ai** $1.8M · Sept 2026](https://millionrounds.com/company/palma-ai)[**FriskAI** $3.6M · Aug 2026](https://millionrounds.com/company/friskai)[**Oak** $60M · Jul 2026](https://millionrounds.com/company/oak)[**Hush Security** $30M · Jul 2026](https://millionrounds.com/company/hush-security)[**Beacon Security** $13M · Jul 2026](https://millionrounds.com/company/beacon-security)[**Muybridge** $16M · May 2026](https://millionrounds.com/company/muybridge)

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