How many communication links have been established? Repeat the test 3 times and write down the data $ openssl s_time -connect student.racunarstvo.hr:443 -time 5 -cipher ECDHE-RSA-CHACHA20-POLY1305 Collecting connection statistics for 5 seconds **************************************************************************** 76 connections in 0.03s; 2432.00 connections/user sec, bytes read 0 76 connections in 6 real seconds, 0 bytes read per connection Now timing with session id reuse. starting ***************************************************************************** 77 connections in 0.12s; 616.00 connections/user sec, bytes read 0 77 connections in 6 real seconds, 0 bytes read per connection LUKS+bubif@Luks MINGW64 ~ $ openssl s_time -connect student.racunarstvo.hr:443 -time 5 -cipher ECDHE-RSA-CHACHA20-POLY1305 Collecting connection statistics for 5 seconds ******************************************************************* 67 connections in 0.05s; 1429.33 connections/user sec, bytes read 0 67 connections in 6 real seconds, 0 bytes read per connection Now timing with session id reuse. starting ****************************************************************************** 78 connections in 0.11s; 713.14 connections/user sec, bytes read 0 78 connections in 6 real seconds, 0 bytes read per connection LUKS+bubif@Luks MINGW64 ~ $ openssl s_time -connect student.racunarstvo.hr:443 -time 5 -cipher ECDHE-RSA-CHACHA20-POLY1305 Collecting connection statistics for 5 seconds *************************************************************************** 75 connections in 0.05s; 1600.00 connections/user sec, bytes read 0 75 connections in 6 real seconds, 0 bytes read per connection Now timing with session id reuse. starting ***************************************************************************** 77 connections in 0.11s; 704.00 connections/user sec, bytes read 0 77 connections in 6 real seconds, 0 bytes read per connection Why is the result different with every new run? Repeat the test for www.google.com. Use preferred cipher for google.com! How many communication links have been established now? Repeat the test 3 times and write down the results. $ openssl s_time -connect www.google.com:443 -time 5 -cipher ECDHE-RSA-CHACHA20-POLY1305 Collecting connection statistics for 5 seconds ***************************************************************************************************************** 113 connections in 0.08s; 1446.40 connections/user sec, bytes read 0 113 connections in 6 real seconds, 0 bytes read per connection Now timing with session id reuse. starting **************************************************************************************************************************** 124 connections in 0.09s; 1322.67 connections/user sec, bytes read 0 124 connections in 6 real seconds, 0 bytes read per connection LUKS+bubif@Luks MINGW64 ~ $ openssl s_time -connect www.google.com:443 -time 5 -cipher ECDHE-RSA-CHACHA20-POLY1305 Collecting connection statistics for 5 seconds ************************************************************************************************************ 108 connections in 0.08s; 1382.40 connections/user sec, bytes read 0 108 connections in 6 real seconds, 0 bytes read per connection Now timing with session id reuse. starting *************************************************************************************************************************** 123 connections in 0.08s; 1574.40 connections/user sec, bytes read 0 123 connections in 6 real seconds, 0 bytes read per connection LUKS+bubif@Luks MINGW64 ~ $ openssl s_time -connect www.google.com:443 -time 5 -cipher ECDHE-RSA-CHACHA20-POLY1305 Collecting connection statistics for 5 seconds ********************************************************************************************************************** 118 connections in 0.05s; 2517.33 connections/user sec, bytes read 0 118 connections in 6 real seconds, 0 bytes read per connection Now timing with session id reuse. starting **************************************************************************************************************************** 124 connections in 0.08s; 1587.20 connections/user sec, bytes read 0 124 connections in 6 real seconds, 0 bytes read per connection What is the certificate validity (from and to dates)? v:NotBefore: Apr 30 00:00:00 2024 GMT; NotAfter: Apr 30 23:59:59 2025 GMT For which server names is the certificate valid (X509v3 Subject Alternative Name) Which organisation issued the certificate? GEANT