{"generated_at":"2026-10-14T20:07:22+00:00","item":{"added_at":"2026-08-04","analysis_method":"independent_manual_review_2026-10-10","assessment_status":"provisional","auth_posture":"auth_required","category":"Interactive Connector","confidence":"medium","description":"Handwrytten sends physical cards written by robots using pens. Choose designs, compose messages, manage addresses, and preview or place orders. Authenticated tools can send individual orders or baskets for fulfillment.","did":"92d4787b-a215-44aa-8d48-798ca143939f","documentation_url":"https://mcp.handwrytten.com/","editorial_description":{"extended_description":"Customization includes images, fonts, signatures, QR codes, inserts, and gift-card options. Tools also inspect prior orders and manage recipients, senders, or custom assets.","schema_version":1,"summary":"Handwrytten sends physical cards written by robots using pens.\nChoose designs, compose messages, manage addresses, and preview or place orders.\nAuthenticated tools can send individual orders or baskets for fulfillment."},"homepage_url":"","icon":"https://cdn.handwrytten.com/assets/300px+h.png","id":"92d4787b-a215-44aa-8d48-798ca143939f","installs":0,"last_scanned":"","license":"","long_description":"Customization includes images, fonts, signatures, QR codes, inserts, and gift-card options. Tools also inspect prior orders and manage recipients, senders, or custom assets.","manual_assessment":"high","manual_review":{"all_findings":[{"evidence":"These tools submit basket/order fulfillment for handwritten physical mail.","reasoning":"They spend money/commit fulfillment and postage.","risk_type":"financial_transaction","severity":"high","title":"Places paid physical-card orders","triggering_tools_or_skills":["basket_send","send_order"]},{"evidence":"Orders deliver user-authored cards to recipients.","reasoning":"They communicate externally as the user/organization.","risk_type":"messaging_as_user","severity":"high","title":"Sends personalized physical mail","triggering_tools_or_skills":["basket_send","send_order"]},{"evidence":"These tools remove durable creative/address records.","reasoning":"They can cause content/contact loss.","risk_type":"data_deletion","severity":"high","title":"Deletes custom cards/images/QR codes and recipient/sender records","triggering_tools_or_skills":["delete_custom_card","delete_custom_image","delete_qr_code","delete_recipient","delete_sender"]},{"evidence":"These tools persist media/design artifacts.","reasoning":"They alter the account’s creative library.","risk_type":"file_write","severity":"medium","title":"Uploads custom images and creates cards/QR codes","triggering_tools_or_skills":["upload_custom_image","create_custom_card","create_qr_code"]}],"assessment_status":"provisional","auth_and_scopes":"Authentication is required; senders, recipients, basket, custom media, cards and orders follow the Handwrytten account.","blocked_missing_evidence":null,"confidence":"medium","displayed_risk":"high","evidence_completeness":"partial","manual_overall_risk":"high","official_sources":[{"accessed_at":"2026-10-10T20:24:37Z","url_or_path":"plutosecurity/plutonium@b749c8dc43536c794409be9805edd48063f045e2:app/data/conn/claudesec/92d4787b-a215-44aa-8d48-798ca143939f.json","what_it_proves":"Candidate PR #125 record identity (name \"Handwrytten\", publisher, type interactive_connector) and 48 stored tool names; no tool descriptions stored"},{"accessed_at":"2026-09-22T10:46:07Z","url_or_path":"https://api.anthropic.com/api/directory/servers?verified_tier=anthropic,partner,community (snapshot claude-directory-all-tiers-2026-09-22.json)","what_it_proves":"Official Claude Directory listing https://claude.ai/directory/92d4787b-a215-44aa-8d48-798ca143939f: complete tool_names inventory (48 tools), remote streamable-http endpoint https://mcp.handwrytten.com/mcp, auth_posture auth_required, directory tier community"}],"primary_reason":"Handwrytten places paid physical-mail orders and can delete address/creative resources.","provisional_risk":null,"publication_recommendation":"accept","requires_runtime_verification":true,"review_key":"claude:92d4787b-a215-44aa-8d48-798ca143939f","reviewed_at":"2026-10-10","reviewer_notes":"Reviewed all 48 tools. Preview/basket preparation is nonfinancial until basket_send/send_order, which are explicit fulfillment actions.","risk_domains":{"arbitrary_network_access":"false","authz_ambiguity":"unknown","browser_control":"false","credential_or_admin_actions":"false","deletes_data":"true","deployment_or_infrastructure":"false","dynamic_hidden_actions":"false","filesystem_or_repo_access":"true","forwards_data_to_third_party":"true","modifies_data":"true","persistent_credentials":"true","prompt_injection_exposure":"true","provenance_uncertainty":"true","reads_private_data":"true","runs_code_or_queries":"false","sends_messages_as_user":"true","spends_or_moves_money":"true"},"tools_or_skills_reviewed":48,"tools_or_skills_total":48},"name":"Handwrytten","needs_runtime_verification":true,"plutonium_url":"https://plutonium.pluto.security/detail.html?planet=claudesec&did=92d4787b-a215-44aa-8d48-798ca143939f&utm_source=plutonium_analysis_skill&utm_medium=claude_skill&utm_campaign=connector_risk_assessment","privacy_policy_url":"https://handwrytten.com/privacy-policy","provisional_risk":null,"publication_recommendation":"accept","publisher":"Handwrytten","publisher_url":"https://www.handwrytten.com/","remote_url":"https://mcp.handwrytten.com/mcp","repository_url":"","risk":"high","risk_severity":"high","security_risks":[{"description":"This connector can spend money, consume paid credits, or change financially consequential resources. Review findings: They spend money/commit fulfillment and postage.","evidence":"Places paid physical-card orders: These tools submit basket/order fulfillment for handwritten physical mail.","manual_risk_type":"financial_transaction","remediation":{"block_tool_categories":["financial"],"steps":["Set provider-side spending limits and require approval for every financial action.","Use a dedicated low-balance account and review transaction logs."]},"risk_type":"spends_money","severity":"high","title":"Places paid physical-card orders","triggering_tools":["basket_send","send_order"]},{"description":"This connector can publish or send messages and content using the connected identity. Review findings: They communicate externally as the user/organization.","evidence":"Sends personalized physical mail: Orders deliver user-authored cards to recipients.","manual_risk_type":"messaging_as_user","remediation":{"block_tool_categories":["sends_externally"],"steps":["Require review before messages, posts, or publications are sent.","Restrict delivery to test or internal recipients where possible."]},"risk_type":"sends_messages_as_you","severity":"high","title":"Sends personalized physical mail","triggering_tools":["basket_send","send_order"]},{"description":"This connector can permanently remove data or resources. Review findings: They can cause content/contact loss.","evidence":"Deletes custom cards/images/QR codes and recipient/sender records: These tools remove durable creative/address records.","manual_risk_type":"data_deletion","remediation":{"block_tool_categories":["destructive"],"steps":["Disable destructive tools unless deletion is an explicit workflow requirement.","Require human confirmation and verified backups before deletion."]},"risk_type":"deletes_data","severity":"high","title":"Deletes custom cards/images/QR codes and recipient/sender records","triggering_tools":["delete_custom_card","delete_custom_image","delete_qr_code","delete_recipient","delete_sender"]},{"description":"This connector can create, change, export, or otherwise write files. Review findings: They alter the account’s creative library.","evidence":"Uploads custom images and creates cards/QR codes: These tools persist media/design artifacts.","manual_risk_type":"file_write","remediation":{"block_tool_categories":["state_change"],"steps":["Limit file access to a dedicated working directory.","Review generated or modified files before they are shared or executed."]},"risk_type":"filesystem_access","severity":"medium","title":"Uploads custom images and creates cards/QR codes","triggering_tools":["upload_custom_image","create_custom_card","create_qr_code"]}],"signature_status":"unknown","source_code_reviewed":false,"support_url":"contact@handwrytten.com","tags":["deletes_data","filesystem_access","interactive_connector","network_access","oauth_required","sends_messages_as_you","spends_money"],"tools":[{"description":"","name":"Preview-Cards"},{"description":"","name":"Preview-Writing"},{"description":"","name":"View-Basket"},{"description":"","name":"add_recipient"},{"description":"","name":"add_sender"},{"description":"","name":"basket_add_order"},{"description":"","name":"basket_clear"},{"description":"","name":"basket_clear_all"},{"description":"","name":"basket_count"},{"description":"","name":"basket_list"},{"description":"","name":"basket_remove"},{"description":"","name":"basket_remove_item"},{"description":"","name":"basket_send","risk":{"category":"sends_externally","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can publish or send messages and content using the connected identity. Review findings: They communicate externally as the user/organization."}},{"description":"","name":"check_custom_image"},{"description":"","name":"create_custom_card","risk":{"category":"state_change","level":"medium","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can create, change, export, or otherwise write files. Review findings: They alter the account’s creative library."}},{"description":"","name":"create_qr_code","risk":{"category":"state_change","level":"medium","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can create, change, export, or otherwise write files. Review findings: They alter the account’s creative library."}},{"description":"","name":"delete_custom_card","risk":{"category":"destructive","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can permanently remove data or resources. Review findings: They can cause content/contact loss."}},{"description":"","name":"delete_custom_image","risk":{"category":"destructive","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can permanently remove data or resources. Review findings: They can cause content/contact loss."}},{"description":"","name":"delete_qr_code","risk":{"category":"destructive","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can permanently remove data or resources. Review findings: They can cause content/contact loss."}},{"description":"","name":"delete_recipient","risk":{"category":"destructive","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can permanently remove data or resources. Review findings: They can cause content/contact loss."}},{"description":"","name":"delete_sender","risk":{"category":"destructive","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can permanently remove data or resources. Review findings: They can cause content/contact loss."}},{"description":"","name":"get_basket_summary"},{"description":"","name":"get_card"},{"description":"","name":"get_card_image"},{"description":"","name":"get_cards_detailed"},{"description":"","name":"get_custom_card"},{"description":"","name":"get_order"},{"description":"","name":"get_user"},{"description":"","name":"list_card_categories"},{"description":"","name":"list_cards"},{"description":"","name":"list_countries"},{"description":"","name":"list_custom_card_dimensions"},{"description":"","name":"list_custom_images"},{"description":"","name":"list_customizer_fonts"},{"description":"","name":"list_fonts"},{"description":"","name":"list_gift_cards"},{"description":"","name":"list_inserts"},{"description":"","name":"list_orders"},{"description":"","name":"list_past_baskets"},{"description":"","name":"list_qr_code_frames"},{"description":"","name":"list_qr_codes"},{"description":"","name":"list_recipients"},{"description":"","name":"list_senders"},{"description":"","name":"list_signatures"},{"description":"","name":"list_states"},{"description":"","name":"send_order","risk":{"category":"sends_externally","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can publish or send messages and content using the connected identity. Review findings: They communicate externally as the user/organization."}},{"description":"","name":"update_recipient"},{"description":"","name":"upload_custom_image","risk":{"category":"state_change","level":"medium","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can create, change, export, or otherwise write files. Review findings: They alter the account’s creative library."}}],"tools_count":48,"transport":"streamable-http","type":"interactive_connector","url":"https://claude.ai/directory/92d4787b-a215-44aa-8d48-798ca143939f","uuid":"886953b8-89d3-521f-9f6c-a521a8203dc4","verification_tier":"community","version":""},"query_key":"handwrytten","schema_version":1,"status":"match"}