Linux - Security Forum

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Linux - Security

Linux - Security This forum is for all security related questions.
Questions, tips, system compromises, firewalls, etc. are all included here.

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Rating Thread / Thread Starter	Last Post	Replies	Views
Sticky: Failed SSH login attempts ( 1 2 3 ) Capt_Caveman	01-03-2006 03:22 PM by unSpawn	38	227,929
Sticky: Security references unSpawn	02-25-2006 01:04 AM by unSpawn	6	242,157
Sticky: The OWASP Top 10 for 2013 unSpawn	06-15-2013 05:42 AM by unSpawn	0	18,090
Sticky: Alert (TA16-250A) The Increasing Threat to Network Infrastructure Devices and Recommended Mitigations tronayne	09-07-2016 06:25 AM by tronayne	0	13,331
Sticky: If you infected by any of these recent ELF malware cases please contact us? ( 1 2 ) malwaremustdie	04-22-2019 10:06 PM by malwaremustdie	21	40,772
Sticky: More Alerts Alert (TA14-017A) UDP-Based Amplification Attacks (Revised 12 Apr 2016) tronayne	07-14-2020 10:32 AM by RickDeckard	2	30,786
Raspbian Insecure for many users - They botched APT and Bittorrent security Lop3	05-05-2015 06:56 PM by unSpawn	3	1,504
IPTABLES SPT=53 DPT=xxxx daveginorge	05-09-2015 08:58 PM by lazydog	3	5,841
Kali linux kyisoethin	05-11-2015 12:36 AM by unSpawn	2	1,014
No Route to Host Chetansingh	05-11-2015 02:21 PM by rtmistler	1	1,744
APF firewall block apt-get and wget j9678	05-12-2015 02:11 AM by j9678	1	1,281
Drop if not VPN on homebrew router. DangerKnowledge	05-12-2015 05:30 PM by DangerKnowledge	1	1,558
VENOM VM flaw affects unpatched QEMU, Xen, KVM via floppy drive module metaschima	05-13-2015 09:40 AM by Habitual	1	1,247
[SOLVED] Any reason why Putty would auto login? mattydee	05-13-2015 08:59 PM by mattydee	6	3,099
server certificates and Firefox 31.6 jvermeulen	05-15-2015 08:51 AM by Habitual	7	1,595
Need help with a vpn firewall JosephS	05-15-2015 11:40 AM by JosephS	2	1,179
[SOLVED] Stop tampering with my servers HardenedCriminal	05-15-2015 01:09 PM by HardenedCriminal	5	719
Autostart in Linux? ( 1 2 ) HardenedCriminal	05-16-2015 12:37 PM by HardenedCriminal	25	1,894
Web Filtering Issues cdaniels79	05-17-2015 05:05 PM by unSpawn	3	953
/bin & /usr/bind permissions JJX	05-18-2015 02:59 PM by JJX	2	868
Security Scenario. hack3rcon	05-19-2015 01:12 AM by hack3rcon	3	845
Not trusting adsl router, what are more secure alternatives? Ulysses_	05-19-2015 05:10 AM by Ulysses_	9	912
[SOLVED] SSH login failed pam_unix authentication failure error yogesh_attarde	05-19-2015 06:17 AM by vvspune	3	126,486
[SOLVED] Are web browser script blocker extensions necessary when running Linux? lake_wrangler	05-19-2015 09:57 AM by lake_wrangler	5	1,012
Protect Standalone Web Servers - Snort? Suricata? olsoncr	05-19-2015 05:15 PM by //////	4	2,762
login as root loophole Upendra Pratap Singh	05-19-2015 07:26 PM by Keith Hedger	14	3,981
How to change linux password hash method to scrypt j9678	05-20-2015 01:32 AM by KelvinS687	1	1,992
ROOT other aliases? HardenedCriminal	05-20-2015 01:40 PM by business_kid	1	740
[SOLVED] Debian now only allows passwordless root login over SSH jlinkels	05-20-2015 04:46 PM by thumbelina	7	1,803
DDOS attack behind LB mitter1989	05-21-2015 01:46 AM by TenTenths	1	758
[SOLVED] basic question on why ssl2 or ssl3 is vulnerability mtdew3q	05-24-2015 11:58 PM by mtdew3q	4	741
need to talk ip-sec on irc CQ1ST	05-26-2015 06:29 AM by lazydog	1	816
[SOLVED] sudo replay for root tshepang	05-26-2015 12:02 PM by Habitual	2	2,503
Using iptables to bypass squid proxy for a specific domain jcopley	05-26-2015 12:38 PM by HardenedCriminal	4	38,945
Disable cache.google.com sanjibgupta	05-27-2015 06:11 AM by kmhuntly	1	2,351
Validating a synaptic-updated installation from several locations to counter MITM Ulysses_	05-29-2015 11:00 AM by TobiSGD	7	635
Seeking Recommendations - Security, Stability, and Minimalism ( 1 2 ) cynicalpsycho	05-30-2015 12:48 PM by Amarildo	23	1,679
Hardware firewall for linux? displace	05-30-2015 07:42 PM by jefro	6	1,646
Grub menu/MBR modifications mrbigfoot	05-31-2015 03:52 PM by mrbigfoot	2	792
optimize iptables rules using multiport ... secrets88	06-03-2015 02:30 AM by secrets88	2	850
How To add an IPTABLE Rule in CentOS DelMab	06-03-2015 07:43 AM by secrets88	3	1,399
Setting up server certificate verification method in OpenVPN for VPNBook? LadyIris	06-03-2015 09:44 PM by LadyIris	0	3,936
Password/passphrase creating idea - is it valid? taylorkh	06-04-2015 01:23 PM by joec@home	5	948
Disable SSL verification system-wide Toasterman	06-04-2015 01:42 PM by joec@home	2	3,356
Can a remote host spoof an IP on the local network? DJ Shaji	06-04-2015 01:59 PM by joec@home	8	1,853
[SOLVED] Almost chroot a user account HardenedCriminal	06-04-2015 03:19 PM by HardenedCriminal	13	877
Linux box became a bot, is spamming packages and killing my router ( 1 2 3 ) perrin4869	06-04-2015 03:28 PM by joec@home	35	5,224
Details of the OS process after it was killed in RHEL. superviks	06-04-2015 03:53 PM by joec@home	3	1,014
[SOLVED] openssl certs google gmail server mtdew3q	06-04-2015 04:21 PM by mtdew3q	1	2,687
ICAP solutions depam	06-04-2015 06:18 PM by joec@home	1	1,049
login getty at serial console problem... Silpadas	06-04-2015 06:31 PM by joec@home	2	3,403
[SOLVED] Find a File delete out different file in same directory HardenedCriminal	06-04-2015 07:28 PM by HardenedCriminal	9	711
iptables and vpn access Shakin_Aleksey	06-05-2015 01:13 AM by Shakin_Aleksey	2	810
How I can secure my servers (apache http and tomcat ) /Centos secrets88	06-05-2015 06:11 AM by dijetlo	1	815
Portsentry does not work whil iptables running colapsnux	06-06-2015 05:20 AM by unSpawn	7	3,469
Being DDoS'd. Can I cap connections? darksmiley	06-06-2015 05:20 AM by unSpawn	6	913

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