Miroirs/the-book-of-secret-knowledge
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updated openssl (with curves + ec) one-liners

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- signed-off-by: trimstray <trimstray@gmail.com>
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trimstray 2019-02-07 20:09:04 +01:00
parent 622333d00f
commit 2f368288e1
1 changed files with 15 additions and 6 deletions
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21
README.md
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@ -1611,12 +1611,22 @@ EOF
))
```
###### List available EC curves
```bash
openssl ecparam -list_curves
```
###### Generate ECDSA private key
```bash
# _curve: X25519, prime256v1, secp521r1, secp384r1
# _curve: prime256v1, secp521r1, secp384r1
( _fd="private.key" ; _curve="prime256v1" ; \
openssl ecparam -out ${_fd} -name ${_curve} -genkey )
# _curve: X25519
( _fd="private.key" ; _curve="x25519" ; \
openssl genpkey -algorithm ${_curve} -out ${_fd} )
```
###### Print ECDSA private and public keys
@ -1624,17 +1634,16 @@ openssl ecparam -out ${_fd} -name ${_curve} -genkey )
```bash
( _fd="private.key" ; \
openssl ec -in ${_fd} -noout -text )
```
###### List available EC curves
```bash
openssl ecparam -list_curves
# For x25519 only extracting public key
( _fd="private.key" ; _fd_pub="public.key" ; \
openssl pkey -in ${_fd} -pubout -out ${_fd_pub} )
```
###### Generate private key with csr (ECC)
```bash
# _curve: prime256v1, secp521r1, secp384r1
( _fd="domain.com.key" ; _fd_csr="domain.com.csr" ; _curve="prime256v1" ; openssl ecparam -out ${_fd} -name ${_curve} -genkey ; openssl req -new -key ${_fd} -out ${_fd_csr} -sha256 )
```