updated openssl/find one-liners

- signed-off-by: trimstray <trimstray@gmail.com>
This commit is contained in:
trimstray 2019-02-07 19:42:17 +01:00
parent 002c2c1e40
commit 622333d00f

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@ -1227,6 +1227,12 @@ find </path/to/dir> -xdev -samefile filename
find . -type f -exec stat --format '%Y :%y %n' "{}" \; | sort -nr | cut -d: -f2- | head find . -type f -exec stat --format '%Y :%y %n' "{}" \; | sort -nr | cut -d: -f2- | head
``` ```
###### Recursively find/replace of a string with awk or sed
```bash
find . -not -path '*/\.git*' -type f -print0 | xargs -0 sed -i 's/foo/bar/g'
```
___ ___
##### Tool: [top](https://en.wikipedia.org/wiki/Top_(software)) ##### Tool: [top](https://en.wikipedia.org/wiki/Top_(software))
@ -1513,7 +1519,7 @@ openssl s_client -cipher 'AES128-SHA' -connect google.com:443
openssl genrsa -out ${_fd} ${_len} ) openssl genrsa -out ${_fd} ${_len} )
``` ```
###### Generate private key with password ###### Generate private key with passphrase
```bash ```bash
# _ciph: des3, aes128, aes256 # _ciph: des3, aes128, aes256
@ -1522,13 +1528,28 @@ openssl genrsa -out ${_fd} ${_len} )
openssl genrsa -${_ciph} -out ${_fd} ${_len} ) openssl genrsa -${_ciph} -out ${_fd} ${_len} )
``` ```
###### Remove password from private key ###### Remove passphrase from private key
```bash ```bash
( _fd="private.key" ; _fd_unp="private_unp.key" ; \ ( _fd="private.key" ; _fd_unp="private_unp.key" ; \
openssl rsa -in ${_fd} -out ${_fd_unp} ) openssl rsa -in ${_fd} -out ${_fd_unp} )
``` ```
###### Encrypt existing private key with a passphrase
```bash
# _ciph: des3, aes128, aes256
( _ciph="aes128" ; _fd="private.key" ; _fd_pass="private_pass.key" ; \
openssl rsa -${_ciph} -in ${_fd} -out ${_fd_pass}
```
###### Check private key
```bash
( _fd="private.key" ; \
openssl rsa -check -in ${_fd} )
```
###### Get public key from private key ###### Get public key from private key
```bash ```bash
@ -1590,6 +1611,33 @@ EOF
)) ))
``` ```
###### Generate ECDSA private key
```bash
# _curve: X25519, prime256v1, secp521r1, secp384r1
( _fd="private.key" ; _curve="prime256v1" ; \
openssl ecparam -out ${_fd} -name ${_curve} -genkey )
```
###### Print ECDSA private and public keys
```bash
( _fd="private.key" ; \
openssl ec -in ${_fd} -noout -text )
```
###### List available EC curves
```bash
openssl ecparam -list_curves
```
###### Generate private key with csr (ECC)
```bash
( _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 )
```
###### Convert DER to PEM ###### Convert DER to PEM
```bash ```bash