As the years tick by, journalist Sirin Kale speaks to victims and those who know Matthew to ask whether his stalking will ever truly end

Can I tell you a secret?

Can I tell you a secret? Episode six: the winding clock

Guardian producer Lucy Hough and reporter Matthew Weaver give an update on the outcome of Matthew Hardy’s appeal

Can I tell you a secret? Episode seven: an update

Journalist Sirin Kale meets Matthew’s mother to uncover more about his past, and find out what might have motivated him to cyberstalk his victims for so many years

Can I tell you a secret? Episode five: a mother’s love

Matthew’s victims come face to face with him as an attempt is made to stop his torment once and for all

Can I tell you a secret? Episode four: a reckoning

Who is Matthew? Journalist Sirin Kale looks for clues about who this cyberstalker really is and why he creates chaos and fear in so many people’s lives

Can I tell you a secret? Episode three: the man upstairs

As the cyberstalker spreads his net wider, anyone could be a target. The fast-changing world of social media creates new opportunities for him to find more victims. Only now, someone is watching him …

Can I tell you a secret? Episode two: the widening circle

Guardian journalist Sirin Kale takes us to a small town in the north of England to uncover how one man began a decade of cyberstalking

Can I tell you a secret? Episode one: the beginning

It starts the same way … A seemingly innocent message from someone who appears to be a young woman: ‘Can I tell you a secret?’ But as this six-part investigative podcast explores, people are rarely their true selves online – and one man took it much further. What happened when this cyberstalker wreaked havoc across the internet and ruined people’s lives for over a decade? And why did he do it? Can I Tell You A Secret? is a Guardian podcast series about obsession, fear and the lives we lead online. Coming soon: search wherever you get your podcasts

The Guardian’s new investigative podcast: Can I Tell You A Secret? – trailer

It starts the same way... A seemingly innocent message from someone who appears to be a young woman: ‘Can I tell you a secret?’ But as this six-part podcast explores, people are rarely their true selves online – and one man took it much further. What happened when this cyberstalker wreaked havoc across the internet and ruined people’s lives. And why did he do it?Can I Tell You A Secret - a Guardian podcast series about obsession, fear, and the lives we lead online