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How to configure and use jailed processes in FreeBSD
14.03.2013
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© Corina Rosu, 123RF.com
struct jail 01 main(int argc, char **argv) 02 { 03 struct jail j; 04 int i; 05 [...] 06 /* Populate the jail struct */ 07 memset(&j, 0, sizeof(j)); 08 j.version = 0; 09 j.path =
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Build a honeypot with real-world alerts
01.08.2019
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Lead Image © Bruce Rolff, 123RF.com
. The takeaway is the -j LOG option (line 12), which logs port scanning behavior to a logfile with the iptables: prefix. Listing 1 iptable Rules 01 *filter 02 *filter 03 :INPUT ACCEPT [0:0] 04
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Managing Linux systems with Spacewalk
14.11.2013
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Lead Image © NASA
use strict; 04 use Exporter; 05 use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS); 06 07 $VERSION = 1.0; 08 @ISA = qw(Exporter); 09 @EXPORT = (); 10 @EXPORT_OK = qw
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Debugging the Linux kernel with the Qemu emulator
30.11.2025
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© Daniela Mangiuca, 123RF.com
08 default: 09 $(MAKE) -C $(KDIR) M=$(PWD) modules 10 endif 11 12 clean: 13 rm -rf *.ko *.o *.mod.c *.mod.o modules.order 14 rm -rf Module.symvers .*.cmd .tmp
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OCI containers with Podman
06.10.2019
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Photo by Ray Aucott on Unsplash
is well. Listing 4 A Working Nginx Container 01 $ curl http://10.88.0.3:80 02 03 04 05 06 Welcome to nginx! 07