1. Become well–versed in programming languages. A white hat hacker will typically have a background in programming languages such as C, C++, Java, Python, and other more specialized languages. The more languages you know, the better your chances of becoming a successful white hat hacker.

2. Learn operating system basics. Becoming a white hat hacker requires a good understanding of how different operating systems work. Windows, Mac OS X, and Linux are all popular operating systems and knowledge of each is essential to become a successful white hat hacker.

3. Learn basic networking concepts. White hat hackers use networks to connect to other machines and test for potential vulnerabilities. In order to do this, a white hat hacker must understand the basics of networking such as TCP/IP, routing, and IP addressing.

4. Take courses in cyber security. While certifications are not necessary to become a white hat hacker, they demonstrate that the individual has received the proper training and education in cyber security. There are many different courses and certifications available, so it is important to do some research to find which one best fits your needs.

5. Develop ethical hacking skills. This involves learning how to break into computer systems and then reporting any security gaps or opportunities for improvement back to the owner. There are a number of online resources available to help learn ethical hacking skills, but the best way to learn is through hands–on experience.

6. Become a member of the cyber security community. Staying up to date on the latest trends in the industry is a great way to stay ahead of the competition. Joining virtual communities and attending conferences related to cyber security will not only give white hat hackers access to the latest information, but also provide networking opportunities.

1. Look out for poor grammar and spelling mistakes – Many phishing emails contain lots of spelling mistakes and poor grammar, which is a warning sign that it is not legitimate.

2. Check the sender address – If an email is claiming to be from a legitimate organization, such as your bank or credit card provider, check the sender‘s email address. It should match the company‘s domain name.

3. Watch out for urgent requests – Phishing emails often contain a sense of urgency in order to get the recipient to act quickly without thinking.

4. Look for threats or promises of rewards – Threats of account suspension or promises of rewards if you click a link are both indications that the email may be part of a phishing scam.

5. Check for suspicious links – Do not click on any links within the email. Instead, hover over the link with your mouse cursor. The link should display the actual website URL rather than a string of random characters.

By default, Ubuntu user accounts do not have permission to log in as root. To enable root Login in Ubuntu, you need to set a root password by running the command `sudo passwd root` and then enter the new root password. Once a root password is set, you can access the root account by typing `su –` in the terminal, followed by the root password.