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A comment on RSA is a fragile cryptosystem. Parent comment

Re:RSA is a fragile cryptosystem by mtgx on Monday July 08, 2019 @11:54AM (#20383763)
This is a good guide for which one to choose:

https://safecurves.cr.yp.to

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Re:RSA is a fragile cryptosystem by tabletopneedle on Monday July 08, 2019 @01:38PM (#20384857)
Tl;dr

Curve25519 for 128-bit security, to use with 128/256-bit symmetric cipher.

X448 for 224-bit security to use with 256-bit symmetric cipher.

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For symmetric ciphers choose any of the three below:

-ChaCha20-Poly1305

-Salsa20-Poly1305

-AES-GCM.

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