# Events **URL:** https://forum.openzeppelin.com/c/general/events/26.md [Latest](https://forum.openzeppelin.com/latest.md) · [Categories](https://forum.openzeppelin.com/categories.md) · [Tags](https://forum.openzeppelin.com/tags.md) --- ## [Sharing Experiences with Immunefi Bug Bounties](https://forum.openzeppelin.com/t/sharing-experiences-with-immunefi-bug-bounties/45165)
**Author:** [@6th\_Sense](https://forum.openzeppelin.com/u/6th_Sense)\ **Replies:** 0\ **Last updated:** [January 22, 2026, 12:36pm UTC](https://forum.openzeppelin.com/t/sharing-experiences-with-immunefi-bug-bounties/45165 "2026-01-22T12:36:22Z")
Seeing how fast hackers can drain crypto is scary. Platforms like Immunefi promise to help, but does it really work? Immunefi helps protect blockchain projects like DeFi apps, wallets, and networks by finding bugs before… --- ## [Issue compiling MEV bot (Rusty-Sando) due to deleted Foundry branches and Solar/ethers conflicts](https://forum.openzeppelin.com/t/issue-compiling-mev-bot-rusty-sando-due-to-deleted-foundry-branches-and-solar-ethers-conflicts/45128)
**Author:** [@meowking](https://forum.openzeppelin.com/u/meowking)\ **Replies:** 0\ **Last updated:** [January 4, 2026, 1:24am UTC](https://forum.openzeppelin.com/t/issue-compiling-mev-bot-rusty-sando-due-to-deleted-foundry-branches-and-solar-ethers-conflicts/45128 "2026-01-04T01:24:10Z")
Hi everyone, I'm currently working on setting up the rusty-sando MEV bot (https://github.com/mouseless0x/rusty-sando). I have already deployed the contracts, but I'm stuck at the compilation stage of the bot. The origi… --- ## [OpenZeppelin Defender Demo - Wednesday 28 April 2021](https://forum.openzeppelin.com/t/openzeppelin-defender-demo-wednesday-28-april-2021/7383)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 5\ **Last updated:** [June 9, 2021, 8:35pm UTC](https://forum.openzeppelin.com/t/openzeppelin-defender-demo-wednesday-28-april-2021/7383 "2021-06-09T20:35:24Z")
OpenZeppelin Defender Demo :cinema: Defender product demo :bulb: Lowering user risk with Defender and Contracts :shield: DevSecOps for Ethereum (DevOps + SecOps) :speaking\_head: Live Q&A with our team :clock12: Wedne… --- ## [Workshop: Managing Smart Contract Upgrades with OpenZeppelin Defender - Thursday 22 April 2021](https://forum.openzeppelin.com/t/workshop-managing-smart-contract-upgrades-with-openzeppelin-defender-thursday-22-april-2021/7122)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [April 19, 2021, 4:01am UTC](https://forum.openzeppelin.com/t/workshop-managing-smart-contract-upgrades-with-openzeppelin-defender-thursday-22-april-2021/7122 "2021-04-19T04:01:02Z")
Learn smart contract upgrade best practices: :up: Upgrade proxies and support in OpenZeppelin Contracts :ballot\_box: Creating and approving upgrade proposals with OpenZeppelin Defender :robot: Automating smart cont… --- ## [Webinar: Introduction to OpenZeppelin Defender - Wednesday 14 April 2021](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-14-april-2021/6931)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [April 12, 2021, 4:26am UTC](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-14-april-2021/6931 "2021-04-12T04:26:46Z")
Webinar: Automate your Ethereum operations with OpenZeppelin Defender :cinema: Defender product demo :bulb: Lowering user risk with Defender and Contracts :shield: DevSecOps for Ethereum (DevOps + SecOps) … --- ## [Workshop: Setting Up Access Control for Smart Contracts - Thursday 8 April 2021](https://forum.openzeppelin.com/t/workshop-setting-up-access-control-for-smart-contracts-thursday-8-april-2021/6776)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [April 5, 2021, 10:19am UTC](https://forum.openzeppelin.com/t/workshop-setting-up-access-control-for-smart-contracts-thursday-8-april-2021/6776 "2021-04-05T10:19:38Z")
Learn how to setup user roles for your smart contracts to manage permissions and protect privileged functions. We will cover: :bust\_in\_silhouette: Intro to user roles :woman\_technologist: Who can grant and revoke r… --- ## [Webinar: Introduction to OpenZeppelin Defender - Wednesday 7 April 2021](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-7-april-2021/6775)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [April 5, 2021, 10:16am UTC](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-7-april-2021/6775 "2021-04-05T10:16:31Z")
Webinar: Automate your Ethereum operations with OpenZeppelin Defender :cinema: Defender product demo :bulb: Lowering user risk with Defender and Contracts :shield: DevSecOps for Ethereum (DevOps + SecOps) … --- ## [Webinar: Introduction to OpenZeppelin Defender - Wednesday 31 March 2021](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-31-march-2021/6422)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [March 22, 2021, 12:46am UTC](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-31-march-2021/6422 "2021-03-22T00:46:07Z")
Webinar: Automate your Ethereum operations with OpenZeppelin Defender :cinema: Defender product demo :bulb: Lowering user risk with Defender and Contracts :shield: DevSecOps for Ethereum (DevOps + SecOps) … --- ## [Webinar: Introduction to OpenZeppelin Defender - Wednesday 17 March 2021](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-17-march-2021/6286)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [March 15, 2021, 5:06am UTC](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-17-march-2021/6286 "2021-03-15T05:06:20Z")
Webinar: Automate your Ethereum operations with OpenZeppelin Defender :cinema: Defender product demo :bulb: Lowering user risk with Defender and Contracts :shield: DevSecOps for Ethereum (DevOps + SecOps) … --- ## [Webinar: Introduction to OpenZeppelin Defender - Wednesday 10 March 2021](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-10-march-2021/6087)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 2\ **Last updated:** [March 15, 2021, 5:05am UTC](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-10-march-2021/6087 "2021-03-15T05:05:07Z")
Webinar: Automate your Ethereum operations with OpenZeppelin Defender :cinema: Defender product demo :bulb: Lowering user risk with Defender and Contracts :shield: DevSecOps for Ethereum (DevOps + SecOps) … --- ## [Workshop: Service Monitoring & Automated Emergency Response - Thursday 11 March 2021](https://forum.openzeppelin.com/t/workshop-service-monitoring-automated-emergency-response-thursday-11-march-2021/6100)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [March 4, 2021, 11:53pm UTC](https://forum.openzeppelin.com/t/workshop-service-monitoring-automated-emergency-response-thursday-11-march-2021/6100 "2021-03-04T23:53:31Z")
Join us for our workshop: Service Monitoring & Automated Emergency Response with OpenZeppelin Defender Learn how to: :pause\_button: Respond faster to smart contract exploits :robot: Set up 24/7 service monitoring wi… --- ## [Webinar: Introduction to OpenZeppelin Defender - Wednesday 3 March 2021](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-3-march-2021/6023)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [March 1, 2021, 5:00am UTC](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-3-march-2021/6023 "2021-03-01T05:00:07Z")
Webinar: Automate your Ethereum operations with OpenZeppelin Defender :cinema: Defender product demo :bulb: Lowering user risk with Defender and Contracts :shield: DevSecOps for Ethereum (DevOps + SecOps) … --- ## [Workshop: Cheap contract deployment through Clones - Saturday 27 February 2021](https://forum.openzeppelin.com/t/workshop-cheap-contract-deployment-through-clones-saturday-27-february-2021/5865)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 2\ **Last updated:** [February 22, 2021, 12:21am UTC](https://forum.openzeppelin.com/t/workshop-cheap-contract-deployment-through-clones-saturday-27-february-2021/5865 "2021-02-22T00:21:31Z")
Learn how to deploy contract clones (minimal proxies) with lower fees based on EIP 1167 in our upcoming workshop: Cheap contract deployment through Clones Led by Hadrien Croubois - Smart Contract Engineer at OpenZeppe… --- ## [Workshop: Gasless MetaTransactions with OpenZeppelin Defender - Thursday 11 February 2021](https://forum.openzeppelin.com/t/workshop-gasless-metatransactions-with-openzeppelin-defender-thursday-11-february-2021/5662)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 1\ **Last updated:** [February 19, 2021, 5:48am UTC](https://forum.openzeppelin.com/t/workshop-gasless-metatransactions-with-openzeppelin-defender-thursday-11-february-2021/5662 "2021-02-19T05:48:52Z")
Workshop: Gasless MetaTransactions with OpenZeppelin Defender :calendar: Thursday 11 February :clock12: Noon PT/3pm ET/8pm UTC Led by Santiago Palladino - Lead Developer at OpenZeppelin :fuelpump: Intro to MetaTrans… --- ## [Webinar: Introduction to OpenZeppelin Defender - Wednesday 24 February 2021](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-24-february-2021/5868)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [February 19, 2021, 5:44am UTC](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-24-february-2021/5868 "2021-02-19T05:44:02Z")
Webinar: Automate your Ethereum operations with OpenZeppelin Defender :cinema: Defender product demo :bulb: Lowering user risk with Defender and Contracts :shield: DevSecOps for Ethereum (DevOps + SecOps) … --- ## [Webinar: Introduction to OpenZeppelin Defender - Wednesday 17 February 2021](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-17-february-2021/5771)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [February 12, 2021, 5:38am UTC](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-17-february-2021/5771 "2021-02-12T05:38:19Z")
Webinar: Automate your Ethereum operations with OpenZeppelin Defender :cinema: Defender product demo :bulb: Lowering user risk with Defender and Contracts :shield: DevSecOps for Ethereum (DevOps + SecOps) … --- ## [Webinar: Introduction to OpenZeppelin Defender - Wednesday 10 February 2021](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-10-february-2021/5661)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [February 4, 2021, 12:53am UTC](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-10-february-2021/5661 "2021-02-04T00:53:22Z")
Webinar: Automate your Ethereum operations with OpenZeppelin Defender :cinema: Defender product demo :bulb: Lowering user risk with Defender and Contracts :shield: DevSecOps for Ethereum (DevOps + SecOps) … --- ## [Webinar: Introduction to OpenZeppelin Defender - Wednesday 3 February 2021](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-3-february-2021/5590)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [January 29, 2021, 4:55am UTC](https://forum.openzeppelin.com/t/webinar-introduction-to-openzeppelin-defender-wednesday-3-february-2021/5590 "2021-01-29T04:55:58Z")
Webinar: Automate your Ethereum operations with OpenZeppelin Defender :cinema: Defender product demo :bulb: Lowering user risk with Defender and Contracts :shield: DevSecOps for Ethereum (DevOps + SecOps) … --- ## [White Hat Panel: DeFi exploits - 13 January 2021](https://forum.openzeppelin.com/t/white-hat-panel-defi-exploits-13-january-2021/5356)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 1\ **Last updated:** [January 18, 2021, 3:25am UTC](https://forum.openzeppelin.com/t/white-hat-panel-defi-exploits-13-january-2021/5356 "2021-01-18T03:25:00Z")
White Hat Panel: DeFi exploits ETHGlobal #MarketMake :spiral\_calendar: 13th January 2021 :clock730: 3pm ET, noon PT, 8pm UTC Hosted by Mariano Conti Panel: samczsun, maurelian, Emiliano Bonassi , @tinchoabbate & fubu… --- ## [Ekoparty: Anatomy of Smart Contract Exploits in the Wild - 24-26 September 2020](https://forum.openzeppelin.com/t/ekoparty-anatomy-of-smart-contract-exploits-in-the-wild-24-26-september-2020/3777)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [September 9, 2020, 11:23pm UTC](https://forum.openzeppelin.com/t/ekoparty-anatomy-of-smart-contract-exploits-in-the-wild-24-26-september-2020/3777 "2020-09-09T23:23:38Z")
@tinchoabbate Security Researcher at OpenZeppelin presents: Anatomy of Smart Contract Exploits in the Wild :date: Friday 25th September :clock6: 6:00 pm (GMT-3) :speaking\_head: Spanish (+ live English translation) … --- ## [Webinar Series: Introduction to Backrunning - 13 August - 4pm PT](https://forum.openzeppelin.com/t/webinar-series-introduction-to-backrunning-13-august-4pm-pt/3537)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 1\ **Last updated:** [August 25, 2020, 2:20am UTC](https://forum.openzeppelin.com/t/webinar-series-introduction-to-backrunning-13-august-4pm-pt/3537 "2020-08-25T02:20:17Z")
We are thrilled to be launching a new webinar series together with IDEO CoLab to share practical code reviews exploring the latest blockchain security research. We are kicking it off this Thursday with Austin Williams … --- ## [\#FuturePROOF - Virtual - 22 & 23 August 2020](https://forum.openzeppelin.com/t/futureproof-virtual-22-23-august-2020/3116)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [June 17, 2020, 12:29am UTC](https://forum.openzeppelin.com/t/futureproof-virtual-22-23-august-2020/3116 "2020-06-17T00:29:36Z")
\#FuturePROOF A Technical Summit 22 & 23 August 2020 Jonathan Alexander, CTO presents: Managing Cybersecurity Risks For Startups In Dangerous Times :spiral\_calendar: Day #2: Sunday August 23rd :clock4: 4:00pm - 4:30p… --- ## [EthereumBA: Virtual Meetup (Spanish) - 30 July 2020 19:30 (GMT-3)](https://forum.openzeppelin.com/t/ethereumba-virtual-meetup-spanish-30-july-2020-19-30-gmt-3/3424)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [July 28, 2020, 11:57pm UTC](https://forum.openzeppelin.com/t/ethereumba-virtual-meetup-spanish-30-july-2020-19-30-gmt-3/3424 "2020-07-28T23:57:57Z")
Virtual Meetup: EthereumBA :speaking\_head: Spanish :spiral\_calendar: 30 July 2020 :clock730: 7:30 pm (GMT-3) Proof of Liquidity - Joel Monegro - Placeholder Panel: Liquidity incentives in DeFi Moderator: Camila Rus… --- ## [EthereumBA + Ethereum Chicago: Virtual Meetup (English) - 25 June 2020 20:00 (GMT-3)](https://forum.openzeppelin.com/t/ethereumba-ethereum-chicago-virtual-meetup-english-25-june-2020-20-00-gmt-3/3149)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [June 22, 2020, 5:41am UTC](https://forum.openzeppelin.com/t/ethereumba-ethereum-chicago-virtual-meetup-english-25-june-2020-20-00-gmt-3/3149 "2020-06-22T05:41:56Z")
:speaking\_head: English :spiral\_calendar: 25 June 2020 :clock8: 20:00 (GMT-3) Building on top of Balancer Fernando Martinelli - Balancer Uniswap V2 and the future of AMMs Noah Zinsmeister - Uniswap --- ## [The Lurking Risks in Decentralised Finance - CogX - Virtual - June 9 2020](https://forum.openzeppelin.com/t/the-lurking-risks-in-decentralised-finance-cogx-virtual-june-9-2020/3022)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 1\ **Last updated:** [June 9, 2020, 11:18pm UTC](https://forum.openzeppelin.com/t/the-lurking-risks-in-decentralised-finance-cogx-virtual-june-9-2020/3022 "2020-06-09T23:18:02Z")
The Lurking Risks in Decentralised Finance Demian Brener - CEO - OpenZeppelin Hugh Karp - CEO - Nexus Mutual Nicholas Percoco - Chief Security Officer - Kraken Julien Bouteloup - Founder - Stake Capital Julien Thev… --- ## [Ethereum BA: Virtual Meetup (Spanish) - 28 May 2020 19:30 (GMT-3)](https://forum.openzeppelin.com/t/ethereum-ba-virtual-meetup-spanish-28-may-2020-19-30-gmt-3/2933)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [May 25, 2020, 6:17am UTC](https://forum.openzeppelin.com/t/ethereum-ba-virtual-meetup-spanish-28-may-2020-19-30-gmt-3/2933 "2020-05-25T06:17:27Z")
Ethereum BA: Virtual Meetup :speaking\_head: Spanish :spiral\_calendar: 28 May 2020 :clock730: 19:30 (GMT-3) Talks Wibson: why privacy matters and how to control your data. Rodrigo Irarrázaval - Wibson. Wrapped To… --- ## [Mainnet by Messari - Virtual - June 1-3 2020](https://forum.openzeppelin.com/t/mainnet-by-messari-virtual-june-1-3-2020/2932)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [May 25, 2020, 6:03am UTC](https://forum.openzeppelin.com/t/mainnet-by-messari-virtual-june-1-3-2020/2932 "2020-05-25T06:03:27Z")
Messari’s #Mainnet2020 Demian Brener, Founder & CEO of OpenZeppelin is discussing How To Build A Safer #DeFi with: Taylor Monahan, CEO of MyCrypto Yaniv Tal, Project Lead of The Graph Hsin-Ju Chuang, Founder of… --- ## [EthereumBA online meetup - April 30th - Spanish](https://forum.openzeppelin.com/t/ethereumba-online-meetup-april-30th-spanish/2753)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 0\ **Last updated:** [April 29, 2020, 12:29am UTC](https://forum.openzeppelin.com/t/ethereumba-online-meetup-april-30th-spanish/2753 "2020-04-29T00:29:41Z")
--- ## [Ethereum Buenos Aires (Remote) Meetup (Spanish) - Aave and POAP discussing latest flash crash - Thursday 26 March 2020](https://forum.openzeppelin.com/t/ethereum-buenos-aires-remote-meetup-spanish-aave-and-poap-discussing-latest-flash-crash-thursday-26-march-2020/2529)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 1\ **Last updated:** [March 30, 2020, 2:36am UTC](https://forum.openzeppelin.com/t/ethereum-buenos-aires-remote-meetup-spanish-aave-and-poap-discussing-latest-flash-crash-thursday-26-march-2020/2529 "2020-03-30T02:36:39Z")
Hey, Spanish-speakers! :es: This Thursday 19.30 GMT-3 you can join the virtual Eth Buenos Aires meetup Guest speakers from Aave and POAP will be discussing the impact of the latest flash crash :chart\_with\_downwards\_tre… --- ## [Ethereum Buenos Aires Meetup - DeFi + Flash Loans - 27 February 2020](https://forum.openzeppelin.com/t/ethereum-buenos-aires-meetup-defi-flash-loans-27-february-2020/2380)
**Author:** [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\ **Replies:** 2\ **Last updated:** [March 2, 2020, 5:30am UTC](https://forum.openzeppelin.com/t/ethereum-buenos-aires-meetup-defi-flash-loans-27-february-2020/2380 "2020-03-02T05:30:47Z")
This Thursday (27 February), @fiiiu will be talking about Flash Loans: how DeFi Composability Turns Features into Exploits at the Ethereum Buenos Aires meetup! The event will take place in Spanish, at 7pm in AreaTres. … [Next page](https://forum.openzeppelin.com/c/general/events/26.md?page=1)