Linux and Unix, Open Source, Linux Howtos
OpenSSL is a toolkit and a cryptography library that support the Secure Sockets Layer (SSL)) and Transport Layer Security (TLS) protocol on Linux. It provides cryptographic protocols to varies applications …
How to Check Supported TLS and SSL Ciphers (version) on Linux Read More
By default, the sendmail runs locally on localhost.localdomain and tries to send the mail with the root@localhost.localdomain to the remote smtp server, which would get rejected as the localhost.localdomain will …
How to configure a SMTP relay host in Sendmail Read More
Most companies scan infrastructure devices for vulnerability every quarter, but the duration may vary depending on the company’s ITSM policy. After the security scan, if the security team finds vulnerabilities …
How to check if an RHEL system is vulnerable to a CVE Read More
Linux top command is widely used by Linux system administrators in real time to check system resources utilization such as CPU, disk I/O, system load average, running processes and memory …
How to Capture top command output to a file Read More
Finding hardware information on HPUX is always easy when you use the right commands. In this guide, we will show you how to check the CPU details of the server …
How to find the CPU information in HP-UX Read More