A long time ago our alarm box died and I thought it was time we diagnose an fix the issue. DO NOT ATTEMPT TO COPY IF YOU DON’T KNOW WHAT YOU ARE DOING. CONTACT AN ELECTRICIAN OR ALARM INSTALLER. We will be opening a delicate box with potentially live mains power and could cause damage to yourself or the panel. As you can see, although our isolation switch is set to ‘ON’ the power light on the alarm box is not illuminated. This may be because, The battery in the alarm has died. A fuse in the alarm box has… Continue reading Fixing an Accenta/Optima Alarm Power Failure Troubleshooting
Many Businesses use IT to manage their accounts, documents and decision-making. It is, therefore important that Access Control be implemented in Organisations to prevent unwanted modification or prying eyes from being able to commit computer crimes, such as the ones outlined in the Computer Misuse Act. Using Access Control can prevent these people and operational staff from being able to modify information that otherwise is not their place to edit. Some common implementations of Access Control could be limiting the information available to a customer about Transaction Processing Systems or Management Information Systems not allowing Managers access to manufacturer prices.… Continue reading Access Control in Daily IT Organisation Tasks
What is hashing? Hashing a password means that users cannot have their passwords compromised when a database engineer is reading cleartext in user databases (to a degree, the passwords could be decoded, but hashing them makes them illegible to someone who is not doing anything extensive). And also prevents hackers from reading passwords in plain text and can be compromised by collision attacks. Additionally when hashing a password a salt may be added to the password, this prevents a database from being attacked by dictionary attacks. Why Hash Passwords? Storing User credentials in Plain Text is generally as bad practice as it allows… Continue reading Using Hashlib to Securely store user passwords and credentials.
GoDaddy is a great Domain Registrar, I have GoDaddy as my Domain Registrar. When using domains and Subdomains you may want to have multiple websites on the same server, here is how to add hosts to your GoDaddy account. First Browse to Godaddy and Login, It may be slightly different for you as I live in the UK. First Click on My Account, then Visit My Account… You should see this page, Expand Domains. On the domain you would like to Add a Host to, Click Launch. You should See this Page…. Please note some of my sensitive information has… Continue reading Adding Hosts to Godaddy
Using Apache is Good, but for one website is limiting its potential you can create multiple websites, domains and sub-domains with Apache, see below. First you need to stop your server, you can do this on lunix by entering [box type=”shadow”] $ sudo /etc/init.d/apache2 stop [/box] into your terminal, this allows you to make changes to files in your server without breaking it, for windows you need to stop Apache using Xammp, see below. Now Enable Mod_log_config browse here [box type=”shadow”]xamppapacheconf[/box] and in… Continue reading How to Configure Apache to use Virtual Hosts