QR codes hold up to 2.9 KB whereas the smallest known computer virus is about one-tenth that size "The Smallest Virus I Could Manage". Virus Labs and Distribution. 1995. Archived from the original on 15 September 2012. Retrieved 31 August 2011.
"DPA". Archived from the original on 26 July 2018. Retrieved 28 July 2016."INPI". Archived from the original on 13 August 2016."UK IPO". 9 March 2013. Archived from the original on 14 June 2019. Retrieved 28 July 2016.
"DPA". Archived from the original on 26 July 2018. Retrieved 28 July 2016."INPI". Archived from the original on 13 August 2016."UK IPO". 9 March 2013. Archived from the original on 14 June 2019. Retrieved 28 July 2016.
"DPA". Archived from the original on 26 July 2018. Retrieved 28 July 2016."INPI". Archived from the original on 13 August 2016."UK IPO". 9 March 2013. Archived from the original on 14 June 2019. Retrieved 28 July 2016.
"DPA". Archived from the original on 26 July 2018. Retrieved 28 July 2016."INPI". Archived from the original on 13 August 2016."UK IPO". 9 March 2013. Archived from the original on 14 June 2019. Retrieved 28 July 2016.
QR codes hold up to 2.9 KB whereas the smallest known computer virus is about one-tenth that size "The Smallest Virus I Could Manage". Virus Labs and Distribution. 1995. Archived from the original on 15 September 2012. Retrieved 31 August 2011.