0P3N Blog
Cybrary’s Open Blog is a user contributed cybersecurity knowledge base that brings together content highlighting the latest tools, exploits, technologies and insights in the industry.


In this article, the user will get the complete guide to converting PST files to PDF format with attachments and other data items. Here, we brought the best PST to PDF Converter for you to export your Outlook emails to PDF format in a couple of seconds. It is a completely risk-free solution which provides 100% accurate and ...


Penetration testers are now a critical part of effective, secure IT. As noted by Info Security Magazine , good pen testers are now few and far between as the cybersecurity skills gap widens and the sheer volume of malicious attacks increase. What’s more, many companies have unrealistic expectations when it comes to penetration tester experience and expertise, meaning ...

“The global average cost of a data breach is $3.62 million in 2017, “reports the 12 th annual data breach study by Ponemon Institute . The increasing number of data breaches resulting in loss of money and reputation question the very existence of companies of any size, big and ...

The popularity of third-party Exchange Online Backup solutions is sprouting around the ecosystem. Organizations old and new are working to fill the gaps observed within the Office 365 Exchange Online data protection policy. Many Office 365 Exchange professionals, including Microsoft MVPs and Office 365 Experts, have written about how Exchange Online does not support great backup plans to protect ...


Threat hunting is a proactive task with an assumption that your organization has already been breached, and you wanted to beat the average “dwell time” of 256 days, at least for me as a DFIR practitioner. This is usually done with the help of different tools that we call “arsenals,” primarily SIEM ( security information and ...


A good OST to PST Converter Software can be used to easily fix all issues and errors with offline OST files. It is a 100% safe application that easily recovers Outlook OST files, and it also converts offline OST files with emails, contacts, calendars, tasks, notes, and appointments into PST Outlook file format. Just download the conversion ...

2017 was a record year for security incidents and data breaches. Phishing has become a huge threat to businesses and consumers worldwide, 1 and the number of recorded phishing attacks continues to grow exponentially. It is predicted that by 2020, phishing will be the number one cyber threat to your organization. 2 The above is common knowledge and ...


Cyber security is a hot topic these days, and for good reason. People are catching on, and they are seeing the need to learn about cyber security, whether they are a personal user or a business. But where do you start? Most people are not technically savvy; they are users in one capacity or another. Even people whose ...


The word “blockchain” sounds self-explanatory in meaning, but there’s so much more to the term that comes down to one thing: decentralization. Centralized systems have been natural parts of our everyday lives for ages. For any matters involving U.S. federal law, for instance, one must report to the centralized federal government based in Washington, D.C. To electronically send money, ...


Well before the surge of smartphones and mobile apps, and even before the age of the Internet in the nineties, keeping your children safe was a major responsibility, but it was pretty straightforward compared to how it is now. Back in the day, you told your children not to talk to strangers or take gifts from them. Children were ...