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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	30,778
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	40,744
Sticky: Alert (TA16-250A) The Increasing Threat to Network Infrastructure Devices and Recommended Mitigations tronayne	09-07-2016 06:25 AM by tronayne	0	13,325
Sticky: The OWASP Top 10 for 2013 unSpawn	06-15-2013 05:42 AM by unSpawn	0	18,083
Sticky: Security references unSpawn	02-25-2006 01:04 AM by unSpawn	6	242,107
Sticky: Failed SSH login attempts ( 1 2 3 ) Capt_Caveman	01-03-2006 03:22 PM by unSpawn	38	227,875
[SOLVED] Is antivirus software on a home Linux install necessary ( 1 2 ) LionHeartIV	11-17-2019 06:36 AM by //////	23	1,821
vpn killswitch vans25	11-12-2019 01:49 PM by /dev/random	1	819
ssh key and yubikey wdatkinson	11-12-2019 12:02 PM by PECONET009	1	611
Can someone assist me with my rkhunter.log - i was hacked garylwe	11-07-2019 01:54 PM by ChuangTzu	10	1,037
Red Hat 7 STIG on CentOS ( 1 2 ) itayuman	11-07-2019 10:31 AM by boxbbcar	19	21,338
iptables SYNPROXY extension not working? Pigi_102	11-07-2019 09:30 AM by Pigi_102	3	2,247
[SOLVED] Volume Encryption or Full Disk Encryption with Veracrypt? lisamint	11-07-2019 08:43 AM by lisamint	4	2,535
Automated script for CIS CentOS Linux 7 Benchmark please nirvaanr	11-04-2019 06:59 AM by TB0ne	3	4,510
LUKS encryption BinaryBrain	11-04-2019 06:11 AM by zeebra	4	779
NANO S to Electrum in TAILS? onealfa	11-01-2019 03:50 PM by onealfa	0	575
[SOLVED] pki lelunicu	11-01-2019 04:08 AM by lelunicu	11	741
oscap scan error sniper8752	11-01-2019 02:46 AM by sniper8752	0	518
User ssh key on RHEL6 system TNFinfan	10-31-2019 11:22 AM by TNFinfan	4	600
Can an ssh certificate have an IP address as principal? berndbausch	10-31-2019 01:44 AM by ondoho	3	2,067
Linux Fileless Infection, Process Injection and Post Exploitation Frameworks malwaremustdie	10-29-2019 01:46 PM by malwaremustdie	0	700
[SOLVED] ip6tables simple_firewall.rules brokenkeys	10-29-2019 12:43 PM by /dev/random	1	770
Best practice in implementing ssh-key based authentication X1C	10-29-2019 05:38 AM by X1C	3	583
Write-Only Backup Server GregJ7	10-28-2019 11:38 AM by scasey	6	594
Is this OpenVPN killswitch safe to use? jakr997	10-18-2019 12:25 AM by Firerat	1	879
Any good security programs for linux ? ( 1 2 ) TokTok	10-14-2019 10:00 PM by evo2	22	1,464
How to diagnose SSL error SteveJJ	10-14-2019 07:51 AM by greencedar	3	10,722
China Firewall? How to avoid it? Tackskull	10-12-2019 05:36 AM by zeebra	6	725
Updated gui root access with sddm and plasma5 ( 1 2 ) barfly	10-11-2019 02:43 AM by barfly	15	4,704
Issues with FreeRadius and LinOTP zagath2	10-11-2019 01:17 AM by rshimmel	6	3,012
If someone has an unauthorized remote connection to my computer (not remote login), can they see anything if the browser is 'not' open? ( 1 2 ) hddfsck	10-10-2019 06:55 PM by ntubski	26	2,057
MITM 24/7 How can get rid of him - Browser ssl security fails walker	10-10-2019 09:43 AM by jeremy	7	699
free vpn or pay mike acker	10-10-2019 09:26 AM by TB0ne	4	642
iptable nimic	10-09-2019 05:56 AM by berndbausch	1	471
Firejail and VSCode brokenkeys	10-07-2019 09:13 AM by ondoho	3	2,157
sshd and PAM consulting asafd	10-07-2019 09:08 AM by TB0ne	5	493
Logical Volume for System Files ? TokTok	10-06-2019 06:30 PM by TokTok	8	554
"Linux Kernel Finally Gets Its Lockdown" jamison20000e	10-05-2019 10:04 PM by berndbausch	1	662
Exploit failed error 'undefined method 'socket' [Virtual Box] csharpe21	10-03-2019 02:21 PM by Syndacate	2	1,764
FreeRadius Server installation and configuration on Linux system ( 1 2 ) vsanandan	10-02-2019 01:28 PM by TB0ne	17	38,375
Chroot with All Linux Commands TexasGreg	10-01-2019 09:00 AM by TB0ne	9	660
Can a web page capture the user's screen globally? lucmove	10-01-2019 01:27 AM by JJJCR	10	830
Is shred, srm, or wipe, considered good enough against forensics (when using with ext4)? hddfsck	09-30-2019 01:15 AM by chrism01	6	5,890
True Suckit infection NOT false positive in chkrootkit ( 1 2 ) mazinoz	09-29-2019 06:31 PM by walker	23	4,785
[SOLVED] Nftables Issue permaroot	09-29-2019 04:52 PM by permaroot	5	2,612
Firewall controle Zosso	09-28-2019 05:21 PM by frankbell	1	438
[SOLVED] Decrypting file attempts to use sub-key and then gives 'No secret key' error. Noobux	09-24-2019 09:56 AM by blackjackshellac	6	8,415
Web Browser privacy ( 1 2 3 4 5 6 ) actinide	09-23-2019 07:23 AM by gomes0345	75	5,128
Server recommended vs. common practices upnort	09-21-2019 06:41 PM by upnort	6	709
IPv6 ordered allocation & Dynamic Hosting AsgAnquietas	09-17-2019 08:03 PM by Skaperen	2	542
Centos 7.5 - Adding 2nd Realm for Authentication Jamie-1971	09-17-2019 05:05 AM by tyler2016	3	547
Nftables rules for desktop lecramyajiv	09-16-2019 02:30 PM by lecramyajiv	3	1,377
When using ubuntu software updater, sometimes I am asked for password and other times I am not Raxnic	09-15-2019 01:34 PM by Raxnic	2	641
My Computer has a virus from the snapd/snap set. Larry James	09-14-2019 09:20 AM by Larry James	4	970
[SOLVED] firewalld change via XML file dc.901	09-13-2019 03:41 PM by dc.901	3	1,903
No inbound SAD entry present in Racoon ipsec Durga@84	09-06-2019 10:05 PM by Durga@84	2	1,027

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