How To Install compat-openssl10 on CentOS 8

compat-openssl10 is Compatibility version of the OpenSSL library Compatibility version of the OpenSSL library

Introduction

In this tutorial we learn how to install compat-openssl10 on CentOS 8.

What is compat-openssl10

The OpenSSL toolkit provides support for secure communications between machines. This version of OpenSSL package contains only the libraries and is provided for compatibility with previous releases and software that does not support compilation with OpenSSL-1.1. compat-openssl10 1 1.0.2o 3.el8 x86_64 1.1 M compat-openssl10-1.0.2o-3.el8.src.rpm appstream Compatibility version of the OpenSSL library http OpenSSL The OpenSSL toolkit provides support for secure communications between machines. This version of OpenSSL package contains only the libraries and is provided for compatibility with previous releases and software that does not support compilation with OpenSSL-1.1.

We can use yum or dnf to install compat-openssl10 on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install compat-openssl10.

Install compat-openssl10 on CentOS 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install compat-openssl10 using dnf by running the following command:

sudo dnf -y install compat-openssl10

Install compat-openssl10 on CentOS 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install compat-openssl10 using yum by running the following command:

sudo yum -y install compat-openssl10

How To Uninstall compat-openssl10 on CentOS 8

To uninstall only the compat-openssl10 package we can use the following command:

sudo dnf remove compat-openssl10

compat-openssl10 Package Contents on CentOS 8

/etc/pki
/etc/pki/openssl10.cnf
/usr/lib/.build-id
/usr/lib/.build-id/19
/usr/lib/.build-id/19/64423760203c8f553f52231b37f4b0f94018af
/usr/lib/.build-id/52
/usr/lib/.build-id/52/2a0b727ea2d69a40ba9847d978f75a393cc2b6
/usr/lib64/.libcrypto.so.1.0.2o.hmac
/usr/lib64/.libcrypto.so.10.hmac
/usr/lib64/.libssl.so.1.0.2o.hmac
/usr/lib64/.libssl.so.10.hmac
/usr/lib64/libcrypto.so.1.0.2o
/usr/lib64/libcrypto.so.10
/usr/lib64/libssl.so.1.0.2o
/usr/lib64/libssl.so.10
/usr/share/doc/compat-openssl10
/usr/share/doc/compat-openssl10/FAQ
/usr/share/doc/compat-openssl10/NEWS
/usr/share/doc/compat-openssl10/README
/usr/share/doc/compat-openssl10/README.FIPS
/usr/share/doc/compat-openssl10/README.legacy-settings
/usr/share/licenses/compat-openssl10
/usr/share/licenses/compat-openssl10/LICENSE
/etc/pki
/etc/pki/openssl10.cnf
/usr/lib/.build-id
/usr/lib/.build-id/4b
/usr/lib/.build-id/4b/439b73061c6907efb039f5911f38ea2c0bbd97
/usr/lib/.build-id/f6
/usr/lib/.build-id/f6/c5fffed6da1f570fb07527e239f6d29c7e1505
/usr/lib/.libcrypto.so.1.0.2o.hmac
/usr/lib/.libcrypto.so.10.hmac
/usr/lib/.libssl.so.1.0.2o.hmac
/usr/lib/.libssl.so.10.hmac
/usr/lib/libcrypto.so.1.0.2o
/usr/lib/libcrypto.so.10
/usr/lib/libssl.so.1.0.2o
/usr/lib/libssl.so.10
/usr/share/doc/compat-openssl10
/usr/share/doc/compat-openssl10/FAQ
/usr/share/doc/compat-openssl10/NEWS
/usr/share/doc/compat-openssl10/README
/usr/share/doc/compat-openssl10/README.FIPS
/usr/share/doc/compat-openssl10/README.legacy-settings
/usr/share/licenses/compat-openssl10
/usr/share/licenses/compat-openssl10/LICENSE

References

Summary

In this tutorial we learn how to install compat-openssl10 on CentOS 8 using yum and dnf.