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Phylax Systems

On-chain security framework preventing hacks

Overview

Phylax Systems provides a web3 security framework called the Credible Layer that sits at the blockchain base layer, enabling dApp developers to express verifiable, on-chain security rules. It works by embedding security enforcement into the chain: developers use the Phylax Standard Library to integrate rules, and block builders can remove malicious transactions before execution, preventing hacks. It differentiates itself by applying preventive, on-chain security through a standards-based library and base-layer integration, rather than reacting to threats after the fact. Its goal is to reduce crypto security issues and foster ecosystem growth by making robust, verifiable security accessible to more projects.

Significant Headcount Growth

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About Phylax Systems

Simplify's Rating
Why Phylax Systems is rated
B-
Rated B on Competitive Edge
Rated B on Growth Potential
Rated C on Differentiation

Industries

Enterprise SoftwareCybersecurityCrypto & Web3

Company Size

1-10

Company Stage

Seed

Total Funding

$4.5M

Headquarters

New York City, New York

Founded

2024

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Simplify's take

What believers are saying

  • Linea partnered with Phylax on January 27, 2026, validating the product with infrastructure integration.
  • Phylax says it stopped $2.6 million in drain attempts and $44,710.95 on Linea.
  • GitHub shows activity through November 2026, signaling ongoing product development and iteration.

What critics are saying

  • Phylax reports only $4.5 million raised since October 2024, limiting runway.
  • Adoption depends on sequencer operators like Linea integrating and maintaining enforcement.
  • If a major exploit bypasses assertions, the entire pre-execution security thesis loses credibility.

What makes Phylax Systems unique

  • Phylax embeds assertion-based security into Linea’s sequencer, not a dashboard or scanner.
  • Its Credible Layer drops invalid transactions before execution, changing security from detection to prevention.
  • Public Solidity assertions and on-chain registry make protections auditable and network-native.

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Funding

Total Funding

$4.5M

Above

Industry Average

Funded Over

1 Rounds

Seed funding is usually the first official round after pre-seed, when a startup has a prototype or concept. It’s typically used to develop the product, test the market, and start building the team. Investors here are often angel investors or early-stage venture capitalists.
Seed Funding Comparison
Above Average

Industry standards

$3.3M
$2M
$2.3M
$3M
$4.5M

Benefits

  • Health Insurance
  • Unlimited Paid Time Off
  • Conference Attendance Budget
  • Remote Work Options

Company News

AlleyWatch
Oct 22nd, 2024
The AlleyWatch Startup Daily Funding Report: 10/22/2024

Phylax Systems, a protocol for for crypto transactions that embeds a credible security layer into base layers, has raised $4.5M in funding according to a recent SEC filing.

AlleyWatch
Oct 22nd, 2024
The AlleyWatch Startup Daily Funding Report: 10/22/2024

The latest venture capital, seed, pre-seed, and angel deals for NYC startups for 10/22/2024 featuring funding details for Awarded Software, Phylax Systems, and much more. This page will be updated throughout the day to reflect any new fundings.

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