[johnripper]

HackerOne
https://www.hackerone.com

Bugcrowd
https://www.bugcrowd.com

Synack
https://www.synack.com

Detectify
https://cs.detectify.com

Cobalt
https://cobalt.io

Open Bug Bounty
https://www.openbugbounty.org

Zero Copter
https://www.zerocopter.com

Yes We Hack
https://www.yeswehack.com

Hacken Proof
https://hackenproof.com

Vulnerability Lab
https://www.vulnerability-lab.com

Fire Bounty
https://firebounty.com

Bug Bounty
https://bugbounty.jp/

Anti Hack
https://antihack.me

Intigrity
https://intigrity.com/

Safe Hats
https://safehats.com

Red Storm
https://www.redstorm.io/

Cyber Army
https://www.cyberarmy.id

Yogosha
https://yogosha.com

[moewitzki]

Thanks for your list.

[Grief]

i will save some of these just in case

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[asadabi]

Thank you. Do anyone know which is the best for starting ?

[SipOfTea2]

thanks may need in the future