Those with turnover of up to ₹5 crore in the preceding financial year would be required to mandatorily furnish four-digit HSN code on B2B invoices.

WhatsApp is launching a new beta version for Android users to use the new security feature; a 6-digit code to log into WhatsApp on different devices.

Start-up Locpin has created a 6-digit coding system that is more accurate than traditional postcodes and which can be tagged to users.

With a four digit PIN, there are a possible 10,000 combinations. But with a six digit code, there are 1 million possible combos, making it a lot tougher for someone to crack your security code.

6-digit PINs are far more secure than their 4-digit counterparts - here's how and why to make the switch on both mobile and on PC.

Sale of gold jewellery and gold artefacts hallmarked with only a six-digit alphanumeric HUID -- union identification number -- will be permitted from April 1, the government said on Saturday.