Commands tagged ssl sorted by votes

Commands tagged ssl (7)

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Download SSL/TLS pem format cert from https web host
This is sample output - yours may be different.
4

openssl s_client -showcerts -connect google.com:443 </dev/null 2>/dev/null|openssl x509 -outform PEM > /tmp/google.com.cer

zhangtai · 2021-09-24 02:37:00 268
One-liner to generate Self-Signed SSL Certificate+Key without any annoying prompts or CSRs

Handy if you want to quickly generate a self-signed certificate. Also can be used in your automated scripts for generating quick-use certificates. Show Sample Output
This is sample output - yours may be different.
```
certificate.key
certificate.crt
```
2

openssl req -new -newkey rsa:4096 -days 3650 -nodes -x509 -subj "/C=<Country Code>/ST=<State>/L=<City>/O=<Organization>/CN=<Common Name>" -keyout certificate.key -out certificate.crt

rdx · 2014-11-27 15:19:42 13
OpenSSL one line CSR & Key generation
This is sample output - yours may be different.
2

openssl req -nodes -newkey rsa:2048 -keyout server.key -out server.csr -subj "/C=BR/ST=State/L=City/O=Company Inc./OU=IT/CN=domain.com"

sistematico · 2015-04-17 10:04:18 10
Test a SSLv2 connection

Test for weak SSL version. Show Sample Output
This is sample output - yours may be different.
```
CONNECTED(00000003)
```
1

openssl s_client -connect localhost:443 -ssl2

fernandomerces · 2011-04-02 06:34:39 6
Stores the certificate expiration date on the variable A

Stores the certificate expiration date on the variable A Show Sample Output
This is sample output - yours may be different.
```
May 20 2015
```
1

echo | openssl s_client -connect www.batatinha.com.br:443 2>/dev/null | openssl x509 -noout -dates | tail -1 | tr -s " " |cut -d "=" -f2 | cut -d " " -f1,2,4

alissonf · 2015-03-09 17:17:46 8
Download certificate chain from FTP
This is sample output - yours may be different.
1

echo | openssl s_client -showcerts -connect ftp.domain.com:ftp -starttls ftp 2>/dev/null | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p'

Raboo · 2019-07-19 12:30:48 915
Download certificate from FTP
This is sample output - yours may be different.
0

echo | openssl s_client -servername ftp.domain.com -connect ftp.domain.com:21 -starttls ftp 2>/dev/null | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p'

Raboo · 2019-07-19 12:30:19 792

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Commands tagged ssl (7)

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