Location Information within Photographs iPhone iOS and Android mobile phones both include location information within any photographs taken by default. When a photograph is taken, the mobile phone includes various exif information including the time and date it was taken, the make and model of the phone used, the operating system version of the phone […]
Secure Sockets Layer (SSL) and Transport Layer Security (TLS)
What is Secure Sockets Layer (SSL) Encryption? Secure Sockets Layer Encryption was originally developed by Netscape and uses two keys to encrypt data, a public key that is known to all and a private key that is provided only to the recipient. The public key is provided within a digital certificate and this also provides […]
Digital Signatures Explained
What is a Digital Signature? A digital signature is a mathematical code that is generated and attached to a transmitted file or document that can be used by the recipient to verify that the message or document that has been received has not been altered and also that the message has been sent by the […]
The Digital Certificate Explained
What is a Digital Certificate? A Digital Certificate is used to confirm that the message or document received was from the expected sender and that the document or message has not been altered since being sent. The sender of the message uses a public key to create a hash value of the message and this […]
An Investigation of Dominic Cummings’ Pandemic Blog
On 25th May 2020 during his live televised press conference, the Senior Government Advisor Dominic Cummings stated that “Last year I wrote about the possible threat of coronaviruses and the urgent need for planning.” His blog website is contained at the address https://dominiccummings.com/. One of those blog pages contains reference to ‘coronavirus’ which is available […]
