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Liaquat Khan

Recent Posts

Ascertia appoints Managing Director for MENA region

Posted by Liaquat Khan on Jan 11, 2023 2:00:00 PM

Ascertia, the leader in high-trust digital signatures and PKI solutions, is pleased to announce it has appointed Malek Bechlaghem as Managing Director for the MENA region.

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Understanding Bulk Signing

Posted by Liaquat Khan on Dec 22, 2022 1:59:42 PM

Digital signatures are supposed to make life easier, more secure and efficient. Certainly, when compared to signing with a pen and paper they are fantastic but imagine digitally signing hundreds, thousands or even millions of documents a day! Opening each document and signing with your mouse can be pretty tedious, even for tens of documents. There has to be a better way, and indeed there is, cue ‘bulk signing’.

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Implementing the WHO SVCs using Ascertia PKI

Posted by Liaquat Khan on May 24, 2021 3:11:26 PM

In this blog, we discuss how Ascertia's Public Key Infrastructure (PKI) helps implement the World Health Organisation's (WHO) Smart Vaccination Certificates (SVCs).

It has become increasingly evident that to open up economies whilst ensuring the Covid-19 infection rate remains under control requires a mechanism whereby a person can present a document that proves they have received a vaccine.

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Ascertia leading the way to an eIDAS-certified remote QSCD

Posted by Liaquat Khan on Jan 26, 2018 12:12:26 PM

In this blog, we discuss our efforts to secure an eIDAS-certified remote qualified signature creation device (QSCD).

We want to let you into a little secret. Since Sep 2017, Ascertia has been actively pursuing a Common Criteria EAL4+ certification of its ADSS Server “Signature Activation Module (SAM)” Appliance.

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Interesting statistics from the 2017 Global PKI Trends Study

Posted by Liaquat Khan on Jan 8, 2018 11:56:40 AM

Last year’s IoT Solutions World Congress was an opportunity for the industry to focus on the increasing influence of the Internet of Things in PKI planning. We attended the event with our technology partner Thales e-Security, which has just published the 2017 Global PKI Trends report with the Ponemon Institute looking at trends across 11 countries.

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OCSP Responder - the must have features!

Posted by Liaquat Khan on Jun 29, 2015 1:12:00 PM

This article discusses the features that should be on a highly desirable feature list when looking for an OCSP Responder product. Although the main focus of this topic is technical, there are commercial aspects that need consideration. These are summarised briefly at the end. The technical features explained here are all available and implemented in Ascertia ADSS OCSP Server, which is downloadable on trial basis.

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Long-term signatures - the essential features

Posted by Liaquat Khan on Apr 30, 2015 1:04:00 PM

Does your business require digital signatures to be verifiable months, years or even decades later? In this blog, we discuss long-term signatures and what you should look for when choosing a provider.

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Timestamp authority server - the must have features!

Posted by Liaquat Khan on Jun 10, 2014 1:10:00 PM

This article describes why RFC3161 compliant Time Stamp Authority (TSA) servers are needed and what to look for when choosing a TSA server. 

ETSI TS 101 861 and TS 102 023 also places important requirements for TSA services providers and these are also considered in this hot topic.

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Certificate transparency – quick fraud detection

Posted by Liaquat Khan on Aug 29, 2013 2:25:00 PM

In this blog, we discuss certificate transparency and how it can help quickly detect fraudulent certificates.

SSL trust issues

India's National Informatics Centre (NIC) has joined the infamous Dutch CA DigiNotar in issuing fake and unauthorised digital certificates. Yet again, this activity damages the faith we place in Certification Authorities (CAs) to provide high-trust identity assurance.

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Importance of certificate whitelist checking

Posted by Liaquat Khan on Aug 3, 2013 2:24:00 PM

Certificate whitelist checking is a must. Usage of PKI-based digital certificates has become a widely accepted means of electronic identity authentication for all kinds of purposes, from logical and physical access control to document signing, server authentication for ecommerce sites and software code authentication.

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