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- 20:33, 2 February 2025 SOC vs CISO (hist | edit) [3,024 bytes] Onnowpurbo (talk | contribs) (Created page with " **CISO (Chief Information Security Officer)** dan **SOC (Security Operations Center)** adalah dua konsep yang berbeda dalam manajemen keamanan siber, meskipun keduanya bekerj...")
- 16:38, 30 January 2025 Mikrotik: Disable Isolasi WiFi dan LAN (hist | edit) [3,289 bytes] Onnowpurbo (talk | contribs) (Created page with "Untuk menonaktifkan isolasi pada LAN dan WiFi di perangkat MikroTik menggunakan Terminal CLI, Anda dapat mengikuti langkah-langkah berikut ini. Pastikan Anda memiliki akses ad...")
- 07:17, 18 January 2025 FOTO: Edit Metadata Time (hist | edit) [1,773 bytes] Onnowpurbo (talk | contribs) (Created page with "Berikut adalah langkah-langkah untuk mengedit metadata waktu pada foto menggunakan **ExifTool** di Ubuntu: ==Install ExifTool== Pastikan ExifTool sudah terpasang di Ubuntu. J...")
- 06:51, 18 January 2025 FOTO: Edit Metadata (hist | edit) [1,879 bytes] Onnowpurbo (talk | contribs) (Created page with "Mengubah lokasi di metadata foto di Ubuntu dapat dilakukan dengan menggunakan alat **ExifTool**. Berikut adalah langkah-langkahnya: ### 1. **Install ExifTool** Buka terminal...")
- 09:11, 7 January 2025 Ssh: remote execute (en) (hist | edit) [797 bytes] Onnowpurbo (talk | contribs) (Created page with "example ssh user1@server1 command1 ssh user1@server1 'command2' ssh user1@server1 'command1 | command2' ssh user1@server1 date ssh user1@server1 'df -H' ssh root@nas01...")
- 09:05, 7 January 2025 Ssh: automatic login (en) (hist | edit) [1,459 bytes] Onnowpurbo (talk | contribs) (Created page with "Source: http://wp.uberdose.com/2006/10/16/ssh-automatic-login/ * public ssh key, check if the file id_dsa.pub exists ~/.ssh * if id_dsa.pub does not exist in ~/.ssh, execu...")
- 08:49, 7 January 2025 Ssh (en) (hist | edit) [1,618 bytes] Onnowpurbo (talk | contribs) (Created page with " Secure Shell (SSH) is a network protocol for secure data communication, remote shell services or command execution, and other secure network services between two c...")
- 08:05, 7 January 2025 FIREWALL: iptables: Setup Default (en) (hist | edit) [281 bytes] Onnowpurbo (talk | contribs) (Created page with "If we want to clear all iptables & ip6tables rules and allow all packets to be accepted: iptables -F ip6tables -F iptables -P INPUT ACCEPT iptables -P OUTPUT ACCEPT ipta...")
- 08:04, 7 January 2025 FIREWALL: iptables: Create DMZ (en) (hist | edit) [3,146 bytes] Onnowpurbo (talk | contribs) (Created page with "Port forwarding for iptables (DMZ) Posted by Steve on Fri 7 Jan 2005 at 10:52 Tags: iptables, networking, port forwarding If you have a network gateway that is running Linux...")
- 08:02, 7 January 2025 FIREWALL: iptables: Create NAT (en) (hist | edit) [3,352 bytes] Onnowpurbo (talk | contribs) (Created page with "Make sure the 3G connection is well established first. One of the easiest is Using Vodafone Mobile Connect Card Driver For Linux. Afterwards, we can run this Internet Con...")
- 08:01, 7 January 2025 FIREWALL: iptables: Mini howto (en) (hist | edit) [15,673 bytes] Onnowpurbo (talk | contribs) (Created page with "iptables is a firewall, which is by default installed in almost all Linux distributions, such as Ubuntu, Kubuntu, Xubuntu, Fedora Core, etc. When we in...")
- 07:57, 7 January 2025 FIREWALL: iptables (en) (hist | edit) [287 bytes] Onnowpurbo (talk | contribs) (Created page with "==References== * http://rootbox.or.id/tips/iptables.html ==Interesting Links== * Mini Howto iptables for Firewall * NAT Proxy Script for 3G Modem * iptables: crea...")
- 07:00, 7 January 2025 FIREWALL: Firewall (en) (hist | edit) [12,247 bytes] Onnowpurbo (talk | contribs) (Created page with " right|200px|thumb| Figure 3.26: A [[firewall prevents a PC from accessing the Internet directly but allows access via a proxy server.]] A m...")
- 06:34, 7 January 2025 SERVER: MailScanner: Installation (en) (hist | edit) [3,935 bytes] Onnowpurbo (talk | contribs) (Created page with "Setting up MailScanner on Ubuntu may not work as expected. If you have already installed it, it is advisable to remove it first: /etc/init.d/mailscanner stop apt-get remove...")
- 06:28, 7 January 2025 Linux: mailx command (en) (hist | edit) [4,790 bytes] Onnowpurbo (talk | contribs) (Created page with "Send emails from the command line The mail command is essential and should be available on any Linux server so that various services and other web applications can generate a...")
- 06:24, 7 January 2025 SERVER: SMTP (en) (hist | edit) [1,688 bytes] Onnowpurbo (talk | contribs) (Created page with "'''SMTP''' (''Simple Mail Transfer Protocol'') is one of the most commonly used protocols for sending electronic mail on the Internet. This protocol is use...")
- 06:19, 7 January 2025 SERVER: IMAP (en) (hist | edit) [782 bytes] Onnowpurbo (talk | contribs) (Created page with "In computing, the Internet Message Access Protocol (IMAP) is a standard Internet protocol used by email clients to retrieve email messages from a mail server via a TCP/IP conn...")
- 06:18, 7 January 2025 SERVER: POP3 (en) (hist | edit) [1,356 bytes] Onnowpurbo (talk | contribs) (Created page with "'''POP3''' (''Post Office Protocol version 3'') is a protocol used to retrieve electronic mail (email) from an email server. This protocol is closely...")
- 06:17, 7 January 2025 SERVER: List SMTP Servers various ISP (en) (hist | edit) [654 bytes] Onnowpurbo (talk | contribs) (Created page with "The format here uses the Postfix configuration format so that it can be directly cut-and-pasted into the Postfix configuration at `/etc/postfix/main.cf`: relayhost = smtp.te...")
- 06:15, 7 January 2025 SERVER: Squirrelmail (en) (hist | edit) [621 bytes] Onnowpurbo (talk | contribs) (Created page with "SquirrelMail is a standard web-based webmail package written in PHP. It includes built-in pure PHP support for IMAP and SMTP, and all pages are rendered in pure HTML 4.0 (with...")
- 06:13, 7 January 2025 Postfix: How to Limit Emails (en) (hist | edit) [4,320 bytes] Onnowpurbo (talk | contribs) (Created page with "==Introduction== If you have followed the basic Postfix guide, you will have a simple Postfix email server that is capable of sending and receiving email. However, you might...")
- 06:09, 7 January 2025 Postfix: SMTP Authentication for Clients with DOVECOT (en) (hist | edit) [3,936 bytes] Onnowpurbo (talk | contribs) (Created page with "==Prepare Dovecot== Edit to prepare Dovecot as an auth server for Postfix: vim /etc/dovecot/conf.d/10-master.conf Ensure: service auth { ... unix_listener /var/s...")
- 06:03, 7 January 2025 Postfix: Limiting Message Size Reception (en) (hist | edit) [226 bytes] Onnowpurbo (talk | contribs) (Created page with "Do, postconf -e message_size_limit=52428800 or edit /etc/postfix/main.cf Example Parameter: message_size_limit = 50000000 Restart /etc/init.d/postfix restart ==Ref...")
- 05:59, 7 January 2025 Postfix: Delivery Speed Control (en) (hist | edit) [9,782 bytes] Onnowpurbo (talk | contribs) (Created page with "One of the challenges in sending email is how to send them as quickly as possible while also not overwhelming our neighbors with emails. On the client side, the Postfix SMTP...")
- 05:54, 7 January 2025 Dovecot (e) (hist | edit) [364 bytes] Onnowpurbo (talk | contribs) (Created page with "Dovecot is an open-source IMAP and POP3 email server for Linux/UNIX systems, designed with a focus on security. Dovecot is an excellent choice for both small and large install...")
- 05:53, 7 January 2025 Postfix: Installation (en) (hist | edit) [1,464 bytes] Onnowpurbo (talk | contribs) (Created page with "Install postfix on Ubuntu can be done using the command: apt update apt -y install postfix During the installation process: * Choose Postfix to operate as an...")
- 05:41, 7 January 2025 SERVER: Postfix (en) (hist | edit) [1,401 bytes] Onnowpurbo (talk | contribs) (Created page with "What is Postfix? It is a mail server developed by Wietse Venema that started life at IBM research as an alternative to the widely used Sendmail program. Now at Google, Wietse...")
- 15:41, 6 January 2025 VULNERABILITY: w3af (en) (hist | edit) [5,111 bytes] Onnowpurbo (talk | contribs) (Created page with "W3AF is a feature-rich web attack application and audit framework that aims to detect and exploit web vulnerabilities. The entire application security assessment process is au...")
- 15:36, 6 January 2025 VULNERABILITY: Grabber: Scan Vulnerability (en) (hist | edit) [2,713 bytes] Onnowpurbo (talk | contribs) (Created page with "Grabber is a web application scanner that detects various types of vulnerabilities on your site. Grabber is simple, not fast but portable, and very adaptable. This software is...")
- 13:01, 6 January 2025 VULNERABILITY: nikto: Check DVWA (en) (hist | edit) [3,317 bytes] Onnowpurbo (talk | contribs) (Created page with "Nikto is an Open Source web server scanner (GPL) that performs thorough testing on web servers for multiple items, including more than 6700 potentially dangerous files/program...")
- 12:54, 6 January 2025 VULNERABILITY: nikto: Search Web Vulnerability (en) (hist | edit) [4,087 bytes] Onnowpurbo (talk | contribs) (Created page with "Before attacking any website, it's crucial to conduct good reconnaissance. A few minutes of reconnaissance can save hours of hacking time. Trying various hacking techniques wi...")
- 12:29, 6 January 2025 VULNERABILITY: Web Directory Traversal Vulnerability (en) (hist | edit) [4,233 bytes] Onnowpurbo (talk | contribs) (Created page with "==Directory Traversal== Directory traversal (or path traversal) is the exploitation of a lack of security validation/sanitization of user-provided file names, such as charact...")
- 12:16, 6 January 2025 VULNERABILITY: Network Target Penetration Testing Planning (en) (hist | edit) [10,651 bytes] Onnowpurbo (talk | contribs) (Created page with "==Testing Environment and Platform Selection== In this article, we will discuss the testing environment and how we choose the selected platform. Here we will cover the follow...")
- 11:56, 6 January 2025 SECURITY: Basic OS Security (en) (hist | edit) [1,391 bytes] Onnowpurbo (talk | contribs) (Created page with "==Disable Services== * Disable Remote Desktop * Check active ports nmap -sT -O localhost netstat -tulpn netstat -ntlupa * Check daemons, in Ubuntu, you can use: ap...")
- 11:52, 6 January 2025 SECURITY: 20 Linux Server Hardening Security Tips (en) (hist | edit) [27,627 bytes] Onnowpurbo (talk | contribs) (Created page with "Securing your Linux server is essential to protect data, copyrights, and time from the malicious hands of crackers. System administrators are responsible for Linux...")
- 11:37, 6 January 2025 SECURITY: Cyber Defence (en) (hist | edit) [2,644 bytes] Onnowpurbo (talk | contribs) (Created page with "Proactive cyber defense, or active cyber defense (ACD), involves taking preemptive actions to counteract potential cyber attacks on computers and networks. This approach typic...")
- 11:23, 6 January 2025 SECURITY: Network Security (en) (hist | edit) [8,544 bytes] Onnowpurbo (talk | contribs) (Created page with "==Theory== * Peta Teknologi Network Security * Cyber Defence * http://www.owasp.org/index.php/Category:Principle - Apps Security Principles * Trend Keamanan Interne...")
- 11:20, 6 January 2025 SECURITY: Cyber Security Technology Map (en) (hist | edit) [10,349 bytes] Onnowpurbo (talk | contribs) (Created page with "==Theory== * Peta Teknologi Network Security * Cyber Defence * http://www.owasp.org/index.php/Category:Principle - Apps Security Principles * Trend Keamanan Interne...")
- 17:14, 5 January 2025 SIMULATOR: OpenWRT membuat router (hist | edit) [21 bytes] Onnowpurbo (talk | contribs) (Created page with "REDIRECT: Openwrt")
- 10:16, 4 January 2025 Social Enginering: VCS Counter Attack (hist | edit) [1,151 bytes] Onnowpurbo (talk | contribs) (Created page with "Modus VCS * Korban di suruh buka baju juga, photo / video-nya di rekam * Korban akan diminta bayar tebusan, kalau tidak photo / video di sebarkan bahkan ada yang mengancam nya...")
- 08:25, 4 January 2025 MailScanner Installation (en) (hist | edit) [3,744 bytes] Onnowpurbo (talk | contribs) (Created page with "Setting up MailScanner on Ubuntu seems not to work. If you have already installed it, it is advisable to delete it first: /etc/init.d/mailscanner stop apt-get remove mailsc...")
- 07:19, 4 January 2025 Postfix: SMTP Authentication for Clients (en) (hist | edit) [5,905 bytes] Onnowpurbo (talk | contribs) (Created page with "==Prepare Dovecot== Edit to configure Dovecot as the authentication server for Postfix: vim /etc/dovecot/conf.d/10-master.conf Ensure the following: ## The listener is a...")
- 07:11, 4 January 2025 SMTP (en) (hist | edit) [1,516 bytes] Onnowpurbo (talk | contribs) (Created page with "'''SMTP''' (''Simple Mail Transfer Protocol'') is one of the protocols commonly used for sending electronic mail on the Internet. This protocol is used to...")
- 07:09, 4 January 2025 IMAP (en) (hist | edit) [783 bytes] Onnowpurbo (talk | contribs) (Created page with "In computing, the Internet Message Access Protocol (IMAP) is a standard Internet protocol used by email clients to retrieve email messages from a mail server via a TCP/IP conn...")
- 07:07, 4 January 2025 POP3 (en) (hist | edit) [1,367 bytes] Onnowpurbo (talk | contribs) (Created page with "'''POP3''' (''Post Office Protocol version 3'') is a protocol used to retrieve electronic mail (email) from an email server. This protocol is closely...")
- 07:05, 4 January 2025 List SMTP Servers various ISP (en) (hist | edit) [647 bytes] Onnowpurbo (talk | contribs) (Created page with "The format here uses the Postfix configuration format so it can be directly cut-and-pasted into the Postfix configuration in /etc/postfix/main.cf: relayhost = smtp.telkom.ne...")
- 07:02, 4 January 2025 SquirrelMail: Installation on Ubuntu 16.04 (en) (hist | edit) [3,062 bytes] Onnowpurbo (talk | contribs) (Created page with "'''WARNING:''' Squirrelmail has issues with PHP 7.0. Downgrade to PHP 5.6 Set up POP3, IMAP & SMTP Server ==Set Up Additional Repo== sudo add-apt-repositor...")
- 06:58, 4 January 2025 SquirrelMail: Installation (en) (hist | edit) [4,167 bytes] Onnowpurbo (talk | contribs) (Created page with "Set up POP3, IMAP & SMTP Server ==Ubuntu 16.04== apt-get install apache2 php7.0 php7.0-xmlrpc php7.0-mysql php7.0-gd php7.0-cli \ php7.0-curl mysql-client...")
- 06:53, 4 January 2025 Squirrelmail (en) (hist | edit) [614 bytes] Onnowpurbo (talk | contribs) (Created page with "SquirrelMail is a standard web-based email package written in PHP. It includes built-in pure PHP support for IMAP and SMTP, and all pages are created purely in HTML 4.0 (witho...")
- 06:49, 4 January 2025 Block Spam Using Postfix (en) (hist | edit) [3,412 bytes] Onnowpurbo (talk | contribs) (Created page with "Blocking spam using SpamAssassin for 1000 emails/minute can overload the CPU. A smarter way to block spam before it reaches SpamAssassin is using RBL (Realtime Blacklists) and...")
