After updating composer i am getting Call to undefined function Illuminate\Encryption\openssl_cipher_iv_length()

I ran composer update and also i updated php version, Now i am getting below error msg on my every laravel project

Call to undefined function Illuminate\Encryption\openssl_cipher_iv_length()

I am using xampp.

what i tried

i reinstall my composer by running composer install but i got

[Composer\Exception\NoSslException]

i updated path environment variable to php.ini,But still getting this error what should i need to do ?

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