Non-Linux FOSS: Telephone
Whether you're trying to use Google Voice and a free SIP service to get a free telephone system or trying to connect to your company's internal phone system, if you're on a Mac, you need a SIP client. A few free options exist, but none are as simple as Alexei Kuznetsov's Telephone.
Telephone even integrates with OS X's Contacts program, so you can make a SIP call directly from there. It's free, open source, and it's even available in the Apple App Store. If you need to make a VoIP call on your Macintosh, be sure to check out Telephone: http://www.tlphn.com.
Fast/Flexible Linux OS Recovery
On Demand Now
In this live one-hour webinar, learn how to enhance your existing backup strategies for complete disaster recovery preparedness using Storix System Backup Administrator (SBAdmin), a highly flexible full-system recovery solution for UNIX and Linux systems.
Join Linux Journal's Shawn Powers and David Huffman, President/CEO, Storix, Inc.
Free to Linux Journal readers.Register Now!
- The Humble Hacker?
- Server Hardening
- Download "Linux Management with Red Hat Satellite: Measuring Business Impact and ROI"
- The Death of RoboVM
- EnterpriseDB's EDB Postgres Advanced Server and EDB Postgres Enterprise Manager
- The US Government and Open-Source Software
- ACI Worldwide's UP Retail Payments
- Open-Source Project Secretly Funded by CIA
- Varnish Software's Hitch
- New Container Image Standard Promises More Portable Apps
In modern computer systems, privacy and security are mandatory. However, connections from the outside over public networks automatically imply risks. One easily available solution to avoid eavesdroppers’ attempts is SSH. But, its wide adoption during the past 21 years has made it a target for attackers, so hardening your system properly is a must.
Additionally, in highly regulated markets, you must comply with specific operational requirements, proving that you conform to standards and even that you have included new mandatory authentication methods, such as two-factor authentication. In this ebook, I discuss SSH and how to configure and manage it to guarantee that your network is safe, your data is secure and that you comply with relevant regulations.Get the Guide