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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	30,777
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	40,742
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	242,098
Sticky: Failed SSH login attempts ( 1 2 3 ) Capt_Caveman	01-03-2006 03:22 PM by unSpawn	38	227,868
Security measure on interprocess communication totorlinux	Today 08:51 AM by totorlinux	4	94
[SOLVED] no matching host key type found. Their offer: ssh-rsa,ssh-dss RandomTroll	Yesterday 12:57 PM by mcardinal	7	243,918
Is it possible to hack the computer via USB ? joboy	04-23-2024 11:18 PM by joboy	6	161
xz backdoored. ( 1 2 3 ) teckk	04-22-2024 03:30 PM by wpeckham	34	1,077
Disabling Gnome Key-ring in my Linuxmint cinnamon Bala451987	04-20-2024 12:00 PM by TB0ne	1	91
How to run 2 versions of OpenSSL? JASlinux	04-19-2024 12:02 AM by pan64	14	419
New Intel Spectre V2 and Zenhammer for AMD yvesjv	04-18-2024 03:20 PM by yvesjv	2	142
Does Google know which device I am using w/fresh cookies & a standard LCD? JASlinux	04-18-2024 12:04 AM by lvm_	10	224
TPM is enabled in fresh Unbuntu install. Should I turn off? hopper99	04-14-2024 08:04 PM by frankbell	1	106
[SOLVED] Help with iptables for a DNS server. princessgentoo	04-10-2024 12:34 AM by princessgentoo	2	191
Hostname says Huawei on new installs but shows normal name when typing hostname blavish	04-07-2024 01:17 PM by jayjwa	4	150
firewalld rule to block url vinmansbrew	04-04-2024 07:33 AM by friendlysalmon8827	3	201
Scan for AirTag borgward	04-03-2024 09:04 AM by replica9000	5	184
Malware campaign on GitHub... Jan K.	03-30-2024 06:16 PM by Jan K.	7	326
Squid Proxy as a Firewall? ( 1 2 3 ) flashstar	03-26-2024 08:13 PM by hosneybinosman	33	5,568
[SOLVED] Taking ownership of folders DragonspitPublishing.Com	03-25-2024 04:24 PM by Keith Hedger	4	148
Fail2Ban and GitLab Jason.nix	03-25-2024 03:33 AM by Jason.nix	2	261
GPG: "decryption failed: no secret key" nicehand90210	03-24-2024 01:21 PM by jayjwa	2	212
Does using wget to download an .html page include associated cookies? JASlinux	03-23-2024 08:33 PM by frankbell	1	141
[SOLVED] SSH/SFTP connection failures between Debian bookworm and Tumbleweed systems rnturn	03-23-2024 03:12 PM by rnturn	7	179
FQDN Authentication Issue With LinOTP foa771	03-21-2024 10:45 PM by foa771	0	120
Why try to crack IMAP? scasey	03-20-2024 10:09 PM by mw.decavia	14	299
Evpad TV Box Firewall Block Peter_APIIT	03-19-2024 06:05 PM by TB0ne	1	195
Having an issue automounting an encrypted directory with fstab: SLES12.5 rksim	03-19-2024 02:28 PM by rksim	2	132
strange DNS requests Bvwoakf	03-19-2024 12:25 AM by chrism01	2	158
[SOLVED] fail2ban on a NFS network sharing one log file BluePukeko	03-18-2024 02:16 PM by BluePukeko	2	128
15 nbd's found - parted magic Stella456	03-16-2024 03:25 PM by Stella456	4	181
Anyone heard of Magnet Goblin? hazel	03-12-2024 02:28 AM by rkelsen	1	174
Fear of intel remote management ( 1 2 ) mw.decavia	03-10-2024 02:39 PM by mw.decavia	15	402
Does auditd require a system reboot to activate? Jason.nix	03-10-2024 08:03 AM by sundialsvcs	2	126
Firefox can't bring analytics.google.com MandrivaONE07	03-09-2024 10:04 PM by MandrivaONE07	2	166
[SOLVED] A few questions about configuring Fail2Ban Jason.nix	03-05-2024 11:26 AM by replica9000	12	265
[SOLVED] Protecting Nginx against DDoS attacks by Fail2Ban Jason.nix	03-05-2024 03:37 AM by TenTenths	1	149
[SOLVED] Hardware and software firewall Jason.nix	03-02-2024 04:58 AM by Jason.nix	9	185
Very very trusted platform module displace	02-28-2024 08:29 AM by pan64	1	127
anyone know a site that is running in IPv6 ? //////	02-27-2024 04:30 PM by Linux_Kidd	6	216
[SOLVED] Why Fail2ban? Jason.nix	02-27-2024 12:20 AM by Jason.nix	13	265
[SOLVED] What part of the Fail2Ban configuration is wrong? Jason.nix	02-26-2024 11:45 PM by Jason.nix	6	265
[SOLVED] Github is a mess? what to do about it/ access denied cloning rico001	02-24-2024 03:57 PM by rico001	6	253
How to do a fresh linux install on a possibly compromised windows machine to ensure I am starting from a clean slate? linuxuser371038	02-22-2024 09:47 AM by jmccue	13	339
Need help in categorizing the linux logs for pruning. Jafbot	02-22-2024 02:43 AM by pan64	2	173
Freeradius and Android, TLS Internal Error mirawara	02-21-2024 06:44 PM by mirawara	0	216
iptables and OUTPUT policy Jason.nix	02-21-2024 12:16 PM by jayjwa	8	251
[SOLVED] Iptables maddy0	02-17-2024 12:13 PM by maddy0	3	198
[SOLVED] Why should all ports be closed? Jason.nix	02-17-2024 12:37 AM by Michael Uplawski	6	264
iptables and a list of addresses Jason.nix	02-14-2024 11:57 AM by Jason.nix	7	273
Generate new SSH Host keys crypto7541	02-09-2024 05:03 AM by Turbocapitalist	3	178
Is this free pdf book of using Suricata as a ips/ids a legit one? //////	02-08-2024 10:10 AM by //////	11	234
My Server got Hacked? - sshd root access? hannso	02-08-2024 01:40 AM by Peter_APIIT	12	514
Snort loopback interface results, can anyone tell me or explain it better, I know it looks suspicious and i am hacked rightnow45	02-08-2024 01:33 AM by Peter_APIIT	4	219

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