Composer can not connect to repo.packagist.org:443

Question

whene i run composer u , in laravel receive this error :

Loading composer repositories with package information
https://repo.packagist.org could not be fully loaded (curl error 35 while downloading https://repo.packagist.org
/packages.json: OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to repo.packagist.org:443 ), package inform
ation was loaded from the local cache and may be out of date

I feel that it says "I can't connect to the repo.packagist.org"

version laravel : 7
php : 7.2.5
composer : 2.4.4

Answer 1

run composer config -g repo.packagist composer https://packagist.org

resource = laracasts

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if not worked, turn 'on' or 'off' VPN.

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and if still the problem not resolved check this page and changing your DNS. it was me worked!

https://github.com/composer/composer/issues/9376#issuecomment-718921358