Lea Kissner

@leak.bsky.social

8056 Followers 101 Following

Security, privacy, respect. Was the Twitter CISO until it was terrible. Now LinkedIn CISO. they/them

Maniacally grinning person wearing a bike helmet with a large attached brim. Yes, I know that sounds odd. It is.
Cover of the book "Building Safer Technology: A Field Guide to Failing Well" by Yonatan Zunger, Lea Kissner, Neil Coles, Juan Pablo Hernandez, Harmony Mabrey, and Phillip Misner. Cover includes an illustration of a fuse repaired with kintsugi
Person in a black hoodie standing in front of a wall with text asking "what does a hacker look like to you?"
Very fluffy large black dog lying underneath my desk
Handshake meme where security and reliability shake hands over "making you pay down your technical debt"
Picture of book endorsement on the cover of a novel from the Daily Mail: 'This is the season's word-of-mouth must-have book'
TSA items bin with ad for Delve compliance saying "AI can't prevent a secondary pat-down but it can find your SOC 2 evidence."
Big black dog failing to correctly play Twitter with a child
Big black friendly dog with flipped-up ears and white patch on chest lying upside down on a hardwood floor begging for belly scritches
Advertising sign for Delve during RSA saying "Your CISO's cardiologist will thank you." Spoiler: they will not
Screenshot of a text message: Phone rings. Answer. "And if she asks for more wipes, I don't know what to say. Oh. Hello. Hi, I'm looking for the Chief Information Officer of Lacework?" Me: "I honestly don't know what to say. This is the wrong number for that."
Purple gradient paper with yellow box, blue caution sign, and text "Breach Reduce likelihood of beach to 5% With automated IAM"
Man page for the less command, telling you that the flag LESSSECURE puts the less command in secure mode
Slide saying: STOP DOING RISK * SINGLE INSTANCES ARE IMPOSSIBLE TO predict! * YEARS OF HEATMAPS yet NO REAL ARGUMENT ever SETTLED * Wanted to pretend for a laugh? We had a tool for that: It was called "GUESSING" * "Yes please give me the odds of Volt Typhoon doing that" -- Statements dreamed up by the DeRanged! LOOK at what RISK has been providing for all this time THEYY have Played us for absolute fools!
Black 30L Tom Bihn backpack sitting in the back seat of a car
E-reader being held over hiking pants and shoes while reclining on a beach in front of crashing waves
Lea wearing a red jacket and black pants speaking on a large stage with huge image of a hacker in a hoodie behind them, backs of heads in a large room in the foreground
"is this a butterfly" meme saying "IS THIS A TWITTER?" with a person gesturing at a butterfly labeled "US GOVERNMENT"
Toasted sesame seed bagel with cream cheese on "Modern Bread and Bagel" paper
Comic with two panels. First panel: I try not to make fun of people for admitting they don't know things. Because for each thing "everyone knows" by the time they're adults, every day there are, on average, 10,000 people in the US hearing about it for the first time. Fraction who have heard about it at birth = 0% Fraction who have heard of it by 30 [symbol for approximately equals] 100% US birth rate [symbol for approximately equals] 4,000,000/year Number hearing about it for the first time [symbol for approximately equals] 10,000/day Second panel: If I make fun of people, I train them not to tell me when they have one of those moments. And I miss out on the fun. (Because the BlueSky app will not show me this text I'm typing it may not be perfect, sor. .. Two stick figures taking: First: Diet coke and mentor thing, what's that? Second: oh man! Come on we're going to the grocery store! First: why? First: you're one of today's lucky 10,0000ry) Two stick figures
Picture of medical device manual saying "Only use a cellular internet connection, a trusted Wi-Fi network (like your home or office), or use a secure internet connection such as a VPN service when using the Stelo Glucose Biosensor System. Don't use unsecured public Wi-Fi such as guest networks in other's homes, restaurants, schools, libraries, hotels, airports, airplanes, etc. Those could expose the Stelo Glucose Biosensor to viruses or hacking."
Motel sign saying "Borg's Motel"
Open box on a table with a few pieces of paper and mousepad which could literally fit in an envelope
A picture of the book "Character Limit" with 12 little sticky notes marking different pages
Cover of the book "Character Limit: How Elon Musk Destroyed Twitter"
Person with an extremely dubious expression, hat, hoodie, and rain jacket being used to protect from the wind -- and holding a set of hiking poles which were trying to escape (you can see the straps are almost horizontal in the wind)
Screenshot of Pikmin Bloom profile page at level 100 and it says "next steps to level up..." without any next steps. Also my avatar has a dorky 2025 hat, as one does.
Close-up of baked mochi cake which looks suspiciously wrinkled
Picture of a baking cake in a square pan which has weird bumps rising in random plans
Bumper sticker with a big line drawing of a sloth and the words: "STUDENT DRIVER I'm freaking trying"
Notice of a 6.0 earthquake in Rio Dell CA at 10:44am
Three Lego gingerbread people wearing various outfits complete with inexplicable holstered ice cream cones
Husky digging in the snow so vigorously that their head is buried
Google docs is telling me my language is set to American English so I should change the spelling "organization" to "organisation" That is backwards.
Banner saying: Join me! PEPR '23 USENIX conference on Privacy Engineering Practice and Respect September 11-12, 2023 Santa Clara, CA, USA