# Crypto Trends 28 September 2020

**URL:** <https://forum.openzeppelin.com/t/crypto-trends-28-september-2020/3902>\
**Category:** General\
**Tags:** crypto-trends\
**Created:** [September 28, 2020, 7:06am UTC](https://forum.openzeppelin.com/t/crypto-trends-28-september-2020/3902 "2020-09-28T07:06:03Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![abcoathup](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.openzeppelin.com/abcoathup/32/415_2.png) [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\
**Post date:** [September 28, 2020, 7:06am UTC](https://forum.openzeppelin.com/t/crypto-trends-28-september-2020/3902/1 "2020-09-28T07:06:03Z")

</div>

# Crypto Trends

A summary of the crypto trends for the week.

## Optimism Testnet

I am optimistic for Optimism. The community have been waiting for a Layer 2 solution to adopt, and optimistic rollups with smart contract support using Solidity looks like it will be the VHS of Layer 2.

> **[Light at the end of the tunnel.](https://medium.com/@optimismPBC/light-at-the-end-of-the-tunnel-c390a05bbcb8)**
>
> Tldr: Testnet rollout plans, early adopters, and path towards mainnet.

> <https://twitter.com/kelvinfichter/status/1309318990838280193?s=20>

## Escaping the dark forest to rescue USD$9million

Awesome read of some of the Ethereum community at work.  
Mining pools offering private transactions will be a great feature.

> **[Escaping the Dark Forest](https://samczsun.com/escaping-the-dark-forest/)**
>
> On September 15, 2020, a small group of people worked through the night to rescue over 9.6MM USD from a vulnerable smart contract. This is our story.

## Lighting the dark forest with Mempool Explorer

Blocknative helping light the dark forest.

> <https://twitter.com/blocknative/status/1308898326088122372?s=20>

* * *

_For detailed news see: [Week in Ethereum News](https://weekinethereumnews.com/), [EthHub](https://ethhub.substack.com/), [The daily GWEI](https://thedailygwei.substack.com/) and [What’s New in Eth2](https://hackmd.io/@benjaminion/eth2_news)_

\*Archive: [Crypto Trends](https://forum.openzeppelin.com/tag/crypto-trends)

# Audits

> **[UMA Audit – Phase 3](https://blog.openzeppelin.com/uma-audit-phase-3/)**
>
> In this third phase of our engagement, the UMA team asked us to audit seven pull requests that make changes to Solidity contracts that we have already audited in previous phases. Since the PRs make…

Please contact the team when you are ready to [request an audit](https://openzeppelin.com/security-audits/#request-audit)!

# Events

- [Solidity Underhanded Contest](https://underhanded.soliditylang.org/).

# Jobs

OpenZeppelin are hiring:

[Security Researcher](https://openzeppelin.com/jobs/security-researcher/) - analyze the security of smart contracts and decentralized applications and write detailed, engaging reports on the vulnerabilities. Conduct open-ended research around cutting edge blockchain technologies.

[Security Platform Developer](https://openzeppelin.com/jobs/security-platform-developer/) - a fullstack developer building and launching a new SaaS product focused on operational security for smart contract systems. No Ethereum experience required.

[Open Source Developer](https://openzeppelin.com/jobs/open-source-developer/) - a Solidity developer working on our open source tools and libraries, including OpenZeppelin Contracts.

## Finally

Damn Vulnerable DeFi is a new DeFi security game created by @tinchoabbate, Security Researcher at OpenZeppelin.

> **[Damn Vulnerable DeFi](https://www.damnvulnerabledefi.xyz/)**