SPAM

Abstract

Spam is a list of all known nuisance numbers detected by katia.

If a number matches ou spam database, the call should be rejected.

Call blocking reason

SFL

data example

spam.txt is a CSV file containing one or two columns.

one column

da88f6e3f24af9f7dfc11c3e58bbad0176e1034cd331e6c681b0ad78f6db247e

two columns

da88fae3f24af9f7dfc11c3e58bbad0176e1034cd331e6c681b0ad78f6db247e,SPAM

Our spam database is hashed for security reasons and compliance with data protection regulation

Fields description

#	name	description	mandatory

#	name	description	mandatory
1	HASH	HASH of the A_NUMBER	YES
2	TAG	category of the A_NUMBER (legacy)	NO

A_NUMBER to HASH transformation

The A_NUMBER should be transformed into a HASH representation before a verification with the spam database.

example

KEY_PRIVATE	123456
A_NUMBER	0041214445566
HASH Function	sha256(1234560041214445566)
HASH result	da88f6e3f24af9f7dfc11c3e58bbad0176e1034cd331e6c681b0ad78f6db247e

verification

Test data

78837a779a1bd5b52330c7421b9ce4f85a062228c7256f3b90202fb56024ec5e8,SPAM
da88fae3f24af9f7dfc11c3e58bbad0176e1034cd331e6c681b0ad78f6db247e,SPAM
5e368a40e803942397367d0c0e9a16d9584250c1ef7a5dcb0a0c04287e04ddc7,SPAM
7fc575fd5a7ab61e3469250804f5af064e61f508886fa3e7178e7725302cbd5e,RISK
731ef10ea0f7e85f3d7ba09f9f0f05169bd44515fbd72e79e7f95b9a52bb6ade,SPAM

A_NUMBER	HASH	MATCH	ACTION

A_NUMBER	HASH	MATCH	ACTION
0041214445566	da88f6e3f24af9f7dfc11c3e58bbad0176e1034cd331e6c681b0ad78f6db247e	YES	REJECT CALL
003366655544	30c42bf790f7e4a86a1d0e45f8ad1a3b748de2ef44549ca3ab9c0dbd380844d7	NO	NEXT CHECK

Done !

Congratulations! You have a working call filtering solution and an access to the best databases