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: More Alerts Alert (TA14-017A) UDP-Based Amplification Attacks (Revised 12 Apr 2016) tronayne	07-14-2020 10:32 AM by RickDeckard	2	30,799
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	40,834
Sticky: Alert (TA16-250A) The Increasing Threat to Network Infrastructure Devices and Recommended Mitigations tronayne	09-07-2016 06:25 AM by tronayne	0	13,350
Sticky: The OWASP Top 10 for 2013 unSpawn	06-15-2013 05:42 AM by unSpawn	0	18,101
Sticky: Security references unSpawn	02-25-2006 01:04 AM by unSpawn	6	242,242
Sticky: Failed SSH login attempts ( 1 2 3 ) Capt_Caveman	01-03-2006 03:22 PM by unSpawn	38	228,047
Spyware Malware removal software in Linux Mint? Novatian	12-13-2014 09:17 AM by gor0	4	5,956
anyone have an eye on turla? Habitual	12-13-2014 06:20 AM by unSpawn	2	1,318
stQQ.vbe Pedroski	12-13-2014 06:15 AM by unSpawn	3	1,494
[SOLVED] Why is my iptables logging this traffic? yzT!	12-12-2014 11:12 AM by eSelix	3	1,002
How to skip SSL certificate error in Iceweasel browser sunil6639	12-11-2014 12:59 PM by smallpond	1	3,162
Newbie transition Selinux linuxStudent11	12-11-2014 03:44 AM by chrism01	6	1,008
GRUB Error: File not found --- Need help fixing please. ( 1 2 ) jim.thornton	12-10-2014 04:30 PM by Tinkster	15	2,059
Need help setting up snort.conf please. CentOS6.6 32 bit. jpetro49	12-10-2014 11:03 AM by jpetro49	3	1,532
[SOLVED] NTP pools and security catkin	12-09-2014 01:50 AM by catkin	2	1,405
Password maximum limitation Centos6 shineyoung	12-08-2014 07:48 PM by jefro	1	864
Is this scenario conceivable? Completely Clueless	12-08-2014 06:02 PM by Ser Olmy	6	1,136
What is a subkey? BowCatShot	12-07-2014 06:37 PM by linuxStudent11	6	1,281
hosts.deny vs arno ip tables blocked hosts D0zer	12-07-2014 02:07 AM by D0zer	2	1,322
[SOLVED] Purpose of entry root in sudoers axelmunt	12-06-2014 10:47 AM by axelmunt	3	982
Cslistener blocking other programme to run on port 9000 newbie14	12-05-2014 05:47 AM by jpollard	5	17,361
Robots keep visiting even is disallowed newbie14	12-05-2014 12:43 AM by newbie14	6	1,791
Lost luks passphrase for USB flash drive snmou2	12-04-2014 03:36 PM by snmou2	2	1,071
Redhat 6, trying to lock users after 3 failed logins UNIX Zyklon	12-04-2014 12:46 PM by John VV	8	12,375
Help with understanding sshd log errors slackist	12-04-2014 07:05 AM by linosaurusroot	1	4,136
Centos server, malicious script sending spam Planky	12-04-2014 12:54 AM by unSpawn	9	3,079
Linux Default Permissions for New Home Directory Johnnyb04	12-03-2014 03:59 AM by jvermeulen	1	1,573
[SOLVED] Sourcefire and Splunk working together ott2000	12-03-2014 12:55 AM by unSpawn	1	1,016
Chrome Home Page Changed by Website? (I think I got Virus) jross	12-03-2014 12:52 AM by unSpawn	5	1,211
[SOLVED] How to secure a LAN and webmail server , proxy etc.. NM04	11-30-2014 11:22 PM by NM04	6	1,386
Gentoo SELinux permission denied error when starting dhcpd hda7	11-30-2014 04:33 PM by unSpawn	8	3,968
Stand alone vs integrated screen lock. replica9000	11-30-2014 04:19 PM by unSpawn	5	1,276
FreePBX CentOS box appears to have been compromised. rwebb616	11-30-2014 04:18 PM by unSpawn	5	1,340
Iptables prevent downloading very large files sanjibgupta	11-27-2014 01:01 PM by TB0ne	1	1,175
HSTS header for mixed virtual hosts anctop	11-27-2014 09:44 AM by anctop	0	1,088
Iptables sanjibgupta	11-27-2014 04:36 AM by sanjibgupta	5	830
[SOLVED] Can't su to root stucker1	11-25-2014 02:55 PM by MensaWater	8	1,959
Strange messages about "cookie file" in Apache error_log file roby84	11-25-2014 11:20 AM by Doc CPU	7	1,089
Disable SSLv3 on Redhat Linux Reverse Proxy box kumartnj	11-25-2014 09:36 AM by TB0ne	1	2,391
Is there a way to designate a file append only? abefroman	11-25-2014 06:59 AM by sundialsvcs	6	970
Fake host name and system information. jokar.mohsen	11-24-2014 09:22 AM by SaintDanBert	6	2,642
Reading Suricata log files with Barnyard or Wireshark OtagoHarbour	11-24-2014 04:14 AM by unSpawn	1	1,817
Local user login doesn't work after setting Winbind authentication with AD amanita	11-22-2014 01:45 AM by amanita	0	1,781
MAC address abhijeetdutta	11-21-2014 08:28 PM by BowCatShot	3	1,231
domain transition not working in SELinux on CentOS6.4 kjwang	11-20-2014 03:36 PM by unSpawn	3	1,152
IPsec XFRM Bridge vijayraj34	11-20-2014 03:22 PM by TB0ne	1	1,741
Possible to have SSH look to an external list of allowed users? ss32	11-20-2014 06:40 AM by sundialsvcs	5	1,011
[SOLVED] ubuntu ufw configuration (deny incoming, outgoing) whitelist http, https snmou2	11-19-2014 06:40 PM by snmou2	2	3,504
Fedora: How can I add myself back to sudoers file? 33volx	11-19-2014 12:55 PM by 33volx	3	1,780
Is rkhunter still supported? abefroman	11-17-2014 05:20 PM by chrisretusn	7	1,033
[SOLVED] rkhunter throws warnings for no system startup files netpumber	11-17-2014 04:36 PM by unSpawn	4	2,976
[SOLVED] What distros provide full disk encryption option during install? linustalman	11-17-2014 01:46 PM by linustalman	5	2,715
Locking down su. Nix_Enthusiast	11-16-2014 06:31 PM by abefroman	2	748
Suspected DoS attack inside trusted network, Bind 9.8, CentOS 6.6 Tarikc	11-15-2014 07:52 PM by unSpawn	3	1,352
ubuntu security miramarcos	11-14-2014 09:34 AM by MarcStarc	2	1,372
Can anyone explain .ssh/ contents? postcd	11-14-2014 06:00 AM by TenTenths	7	1,131

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