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11.3. Updating FIPS standards


Red Hat Satellite 5.7 introduces support for Federal Information Processing Standard (FIPS) 140-2, which is a US Government standard for accrediting cryptographic module. This support includes the following changes:
  • User passwords, previously encrypted with MD5 method, will be encrypted with SHA-256 algorithm
  • Client certificates (/etc/sysconfig/rhn/systemid), which the registered systems use to authenticate with the parent server, are changed from MD5 to SHA-256 encryption
New Red Hat Satellite installations on FIPS 140-2 enabled systems do not require any manual changes. Satellite will use FIPS 140-2 standards automatically.
However, if upgrading a system and you intend to enable FIPS 140-2, you must first update existing user passwords and client certificates using MD5 encryption.

Procedure 11.3. Updating User Passwords

  1. Export a list of users with MD5-encrypted passwords:
    # spacewalk-report users-md5 > users-md5.csv
    
    Copy to Clipboard Toggle word wrap
  2. Change the password of each user using the following for loop:
    # for i in $(cat users-md5.csv | awk -F, 'NR>1 { print $4 }'); do
          echo "Changing password for user $i";
          satpasswd $i;
          echo;
    done
    
    Copy to Clipboard Toggle word wrap
    Alternatively, instruct all users on the users-md5.csv to log into Satellite's Web UI. Satellite will automatically change their passwords in the database to use SHA-256.

Procedure 11.4. Updating Client Certificates

  1. Export a list of client systems using certificates using MD5-encryption:
    # spacewalk-report system-md5-certificates > system-md5-certificates.csv
    
    Copy to Clipboard Toggle word wrap
  2. Use the spacewalk-fips-tool to schedule an update of systems in an organization. You need to repeat this process for each organization in your Satellite environment. First use the following commands for organization with ID 1:
    # ORG_ID=1
    # for system in $(awk -F, "NR>1 { if (\$3 == $ORG_ID) print \$1 }" system-md5-certificates.csv); do systems="$systems $system"; done
    # spacewalk-fips-tool -i -u admin -d "2014-12-01 14:00:00" -o /tmp/scheduled-installations.csv $systems
    
    Copy to Clipboard Toggle word wrap
    This schedules the installation of packages requires for the certificate update on December 1, 2014 at 2pm.
    Next, Either run rhn_check -v on each client or wait until osad picks up the event.
    Finally, use the spacewalk-fips-tool again to schedule an update of certificates:
    # ORG_ID=1
    # for system in $(awk -F, "NR>1 { if (\$3 == $ORG_ID) print \$1 }" system-md5-certificates.csv); do systems="$systems $system"; done
    # spacewalk-fips-tool -c -u admin -d "2014-12-01 14:00:00" -o /tmp/scheduled-installations.csv $systems
    
    Copy to Clipboard Toggle word wrap
  3. Repeat this process for each organization ID.
Once the passwords and client certificates are updated, enable FIPS 140-2 on your Satellite server's operating system.
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