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30%
Transport Encryption with DANE and DNSSEC
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © nerhuz, 123RF.com
RR can be removed as soon as its DNS time to live (TTL) has expired. Listing 2 Fingerprint in the TLSA RR $ dig TLSA _25._tcp.mail.sys4.de +short 3 0 1 9273B4E9040C1B9EE7C946EFC0BA8AAF2C
30%
Data center networking with OpenSwitch
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © higyou, 123RF.com
network operating system in cooperation with Accton Technology Corporation, Arista, Broadcom, Intel, and VMware. The series of Altoline switches [3] by HP Enterprise (HPE), as the group is now called, were
30%
File Compression for HPC
10.11.2021
Home »  HPC  »  Articles  » 
a directory -v or -vv  creates verbose output -b uses bzip2 compression -g uses gzip compression -l uses lzo compression -L n uses compression level n (1 -9 , with 7 being the default
30%
Have a Bash with the Zing network utility
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Photo by Micah Tindell on Unsplash
in a variety of programming languages, is open source, and is available for download [3]. Yet the idea occurred to me to implement zing as a Bash shell script, which has the advantage of avoiding recompilation
30%
Uncovering SQL Injections
18.03.2013
Home »  Articles  » 
 
and password , are added to the database query. This approach works in theory, but imagine an attacker changing the query like this: Password = ' OR 'a' = 'a' The query to the database is now: SELECT * FROM
30%
Security data analytics and visualization with R
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
Lead Image © Rancz Andrei, 123RF.com
(HostCt, ServerOwner, Date) %>% 106 arrange(desc(HostCt)) 107 head12 <- head(top12, 25) 108 109 mergedTop25 <- rbind(head1,head2,head3,head4,head5, head6,head7,head8,head9,head10,head11,head12) 110 111
30%
Julia: Fast as Fortran, easy as Python
09.04.2019
Home »  Archive  »  2019  »  Issue 50: Bpfilter  » 
Lead Image © Andrey Suslov, 123RF.com
). Listing 2 Arrays julia> a = [1 2]; 1x2 Array{Int64,2}: 1 2 julia> b = [3 4]; 1x2 Array{Int64,2}: 3 4 julia> [a b] 1x4 Array{Int64,2}: 1 2 3 4 julia> [a; b] 2x2 Array{Int64,2}: 1 2 3 4
30%
Warewulf 4 – Environment Modules
20.03.2023
Home »  HPC  »  Articles  » 
.exe   QUAD_MPI   FORTRAN90/MPI version   Estimate an integral of f(x) from A to B.   f(x) = 50 / (pi * ( 2500 * x * x + 1 ) )     A        =    0.00000       B        =    10.0000       N        =      9999999
30%
ASCII-based monitoring tools
30.05.2021
Home »  Archive  »  2021  »  Issue 63: Autom...  » 
Lead Image © tele52, 123RF.com
A long time ago, I was a system administrator for a couple of HPC systems, but I also inherited two Hewlett-Packard (HP) N-class servers (mainframes). Along with two WORM storage units, these were
30%
Posteo, Mailbox.org, Tutanota, and ProtonMail compared
10.04.2015
Home »  Archive  »  2015  »  Issue 26: OpenS...  » 
Lead Image © Kirill Bodrov, 123RF.com
.org Tutanota ProtonMail Mailbox from EUR1 Yes/2GB Yes/2GB Free/1GB Free/500MB Storage space expansion Yes Yes Yes Currently

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